OT-2026-000048972
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000048972) never changes.
Identity and time
| Publication number | OT-2026-000048972 · never reused |
|---|---|
| Internal UUID | 01a0ae81-134c-7904-b838-77ab7a67949b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048972 |
| Status | PUBLIC |
Content hashes
| Canonical text | a3c0471aa5d4ff462c9d74e4ded942ab2d72bd841423cc9973acc80ddabcfe06 |
|---|---|
| Markdown | f2ef2f1042e5a937a82a6d4108cec63c81ac8869e3481162e80191989123ba1d |
| Publication page | 8ae9cceac9ae5226b00080310bf4dbd2e870c258d241f471183c8045df5ea2d4 |
| Manifest | baf0ed559df46c9b266a0b7d02b74cd5beed9783c97339b30f99c63abdb4ee69 |
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 | 7ekgYRQPCfNfFTeCTnkbnk2f0C2PmV24LM7NKwdA+NeeZlBYKA7/hzRv368i+OZhcTO4URN53CW6a+B49JI9CQ== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T11:03:10.359472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048972observed 8ae9cceac9ae5226b00080310bf4dbd2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:03:10.341361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048972/manifest.jsonobserved baf0ed559df46c9b266a0b7d02b74cd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:03:10.324328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048972/publication.mdobserved f2ef2f1042e5a937a82a6d4108cec63c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:03:10.306934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048972/publication.txtobserved a3c0471aa5d4ff462c9d74e4ded942ab...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|