OT-2026-000022991
Publication integrity record
Two cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000022991) never changes.
Identity and time
| Publication number | OT-2026-000022991 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ec-7597-9260-facbbdcdf909 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022991 |
| Status | PUBLIC |
Content hashes
| Canonical text | ecefd2ddce7bc1d1370815ac190f08c49f634452ed36beca14ba71c9eb8dc4a3 |
|---|---|
| Markdown | a4061558a34968535af681a7b820ea8896188c1b75df036a94a862a7b2c175c3 |
| Publication page | d78cebfcfb5ee80bf92b1616737419c9fe43af9ee80a51377bea09b9e4293fd4 |
| Manifest | 037700ea049b0a1125a70c548978549307ba82e6f1b42215b4779ca7aea5adbc |
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 | D9/bj26dXgxceNUT8KQgBPUrUvMPnzldze9JpozwIa68dYjjk+JUG1trF+z9urLmNzsCk1b+0xwE1Zu/ZMJ1AA== |
| 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
| 2026-09-17T11:52:34.991486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022991observed d78cebfcfb5ee80bf92b1616737419c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:34.973827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022991/manifest.jsonobserved 037700ea049b0a1125a70c5489785493...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:34.956788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022991/publication.mdobserved a4061558a34968535af681a7b820ea88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:34.939909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022991/publication.txtobserved ecefd2ddce7bc1d1370815ac190f08c4...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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