OT-2026-000048430
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000048430) never changes.
Identity and time
| Publication number | OT-2026-000048430 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de5-78a1-9c72-b50751f3af82 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048430 |
| Status | PUBLIC |
Content hashes
| Canonical text | e76175001a4a49ce642ba7673f77d12bee58278c4392974580b6212968a329cd |
|---|---|
| Markdown | 23c12ea71b0adfadcecf5ef0672144e5f75d1a5f60c9d7a4707b3a40658286d2 |
| Publication page | 4022d99c3d8ce90b0ff0b5d16584e310e8666bca29e774a27aaef6936ad75917 |
| Manifest | 89a91744208e108eb8e4e8765c4f20fe322f2063b6bd7a33c37ea13e5fa0486b |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | xZCKvARvjmUUDai/btFevsccenAvzsKvEzr4QlbnljPolObqrstGMMzdCBMbINTEYXuhKYx71nZ+9i/ywJelAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
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Independent retrieval
| 2026-11-05T08:41:29.713732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048430observed 4022d99c3d8ce90b0ff0b5d16584e310...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
|---|---|
| 2026-11-05T08:41:29.644079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048430/manifest.jsonobserved 89a91744208e108eb8e4e8765c4f20fe...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-05T08:41:29.567964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048430/publication.mdobserved 23c12ea71b0adfadcecf5ef0672144e5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-05T08:41:29.473364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048430/publication.txtobserved e76175001a4a49ce642ba7673f77d12b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-10-20T12:42:02.572725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048430observed 4022d99c3d8ce90b0ff0b5d16584e310...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T12:42:02.497362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048430/manifest.jsonobserved 89a91744208e108eb8e4e8765c4f20fe...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T12:42:02.419890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048430/publication.mdobserved 23c12ea71b0adfadcecf5ef0672144e5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T12:42:02.322562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048430/publication.txtobserved e76175001a4a49ce642ba7673f77d12b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|