OT-2026-000023723
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000023723) never changes.
Identity and time
| Publication number | OT-2026-000023723 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed4-737c-894b-2454a52cf85a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023723 |
| Status | PUBLIC |
Content hashes
| Canonical text | 781389e50f8d7a976300fd69649e3250c6ec3c70beab78493fdf8ca42451a6a7 |
|---|---|
| Markdown | 1f518623aa62ccb7774006dbbd120e3ba882a8a5ad333f32aff6fe8768d0f593 |
| Publication page | 185c75c9a485b07736f686054975220163ef76336d1ca3356c5df8bb4f9a28be |
| Manifest | a3ad3dd399a10af71daaf062bd1f0e8a1283c06a95c9399f1d702ee5352b702f |
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 | eN2B1Xj0YgDp35dtFysvTrG4JqxsiMxTMuRlFWyN/z9TrjfhWSVaVOfpf43N+9MkPMmGP3KwpmmcF4t3Jz0wDw== |
| 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
| 2026-11-04T00:42:06.945177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023723observed 185c75c9a485b07736f6860549752201...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-04T00:42:06.883508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023723/manifest.jsonobserved a3ad3dd399a10af71daaf062bd1f0e8a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:42:06.836994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023723/publication.mdobserved 1f518623aa62ccb7774006dbbd120e3b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:42:06.715231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023723/publication.txtobserved 781389e50f8d7a976300fd69649e3250...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T20:41:54.636381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023723observed 185c75c9a485b07736f6860549752201...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T20:41:54.586222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023723/manifest.jsonobserved a3ad3dd399a10af71daaf062bd1f0e8a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T20:41:54.525649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023723/publication.mdobserved 1f518623aa62ccb7774006dbbd120e3b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T20:41:54.446734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023723/publication.txtobserved 781389e50f8d7a976300fd69649e3250...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 |
|---|