OT-2026-000019963
Publication integrity record
Four cup vacuum gripper, four zone face, 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-2026-000019963) never changes.
Identity and time
| Publication number | OT-2026-000019963 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7c03-a359-3a055ed65a0b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019963 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d49844719cf6e4a261b95715fa84c96dbb34994a9b86493dc65521bdc3bf044 |
|---|---|
| Markdown | dad35df5c4af9932746ca1b487b4cec713993868fcc805224e4cbaecc869d075 |
| Publication page | 92ac2987764218d0859bd73f6f4969decfe4c34bc9bad0dd686ed567d7f3a1d7 |
| Manifest | 73605edab1b479b591ead79c8d6eee54c3aaa5f098af126b681faf971039f464 |
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 | RIZqFY0aALpDnkqxhkaA6TqcipJrAt0w4MP91RbLdTCRCH8g+z+YYRRsCxG8LwNqs0x5aI77fnvR8o/0iyBQCw== |
| 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
| 2026-09-17T11:58:11.711222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019963observed 92ac2987764218d0859bd73f6f4969de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:11.692445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019963/manifest.jsonobserved 73605edab1b479b591ead79c8d6eee54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:11.675637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019963/publication.mdobserved dad35df5c4af9932746ca1b487b4cec7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:11.656949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019963/publication.txtobserved 4d49844719cf6e4a261b95715fa84c96...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. |
|---|