OT-2026-000023988
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000023988) never changes.
Identity and time
| Publication number | OT-2026-000023988 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed7-7d6f-b08a-33ac0f6f244e · 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-2026-000023988 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2427901de4b493254245016e80fd8de943b4595d0d044ad766392e4411886de6 |
|---|---|
| Markdown | a2919d33416da29b184925e97c6178a06632c744271bb33121cb7eace9facb4a |
| Publication page | fd3f71203e87e76b047cedc7356ba3a4be3f2b9e4301445dfecb84b013b06727 |
| Manifest | bb013c4425fa21b76d6509ac93a9e7139fbe804f8f6b855f388434db6e7980f1 |
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 | TZ5HPnJ6XSLzaJ/tirEvfReBC0yfy0zK9ZOxC6I0byZWOmuxgU/m6qnmP56cbG8SMbzWCFsnpsJqSLQ9n6xYCg== |
| 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
| 2026-09-17T11:50:45.494456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023988observed fd3f71203e87e76b047cedc7356ba3a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:45.463530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023988/manifest.jsonobserved bb013c4425fa21b76d6509ac93a9e713...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:45.430092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023988/publication.mdobserved a2919d33416da29b184925e97c6178a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:45.406849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023988/publication.txtobserved 2427901de4b493254245016e80fd8de9...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. |
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