OT-2026-000083159
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, sustained 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-2026-000083159) never changes.
Identity and time
| Publication number | OT-2026-000083159 · never reused |
|---|---|
| Internal UUID | 01a0ae97-c962-7ef9-a906-5bfad8399b9f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:38.321156Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083159 |
| Status | PUBLIC |
Content hashes
| Canonical text | f4e81b002a92a728df035271d7a2592fce2efb09e985204f70c54635503d40bb |
|---|---|
| Markdown | 58b0a497c4cbafafdd53e2f8681fd19dd7d3d19731979565b56d1912c252410c |
| Publication page | eb74b4eabb97a61f4587352aa897b024553e3c1569a94cffaf9274d9fc0be6e6 |
| Manifest | d8af16f84cd1d3e49624172a579bac035cc937f2b97042ad06fd5015f90e1b72 |
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 | i1UavQJR5TWYQd5HbrZi021EtOjIqQjOsRg3t2RnkG4D4xwJGd0Magnb7JvxwB0RUgWJwjD4CKFU5pqhWjw4Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:00:55.072089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083159observed eb74b4eabb97a61f4587352aa897b024...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:00:54.931432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083159/manifest.jsonobserved d8af16f84cd1d3e49624172a579bac03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:00:54.912048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083159/publication.mdobserved 58b0a497c4cbafafdd53e2f8681fd19d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:00:54.895626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083159/publication.txtobserved f4e81b002a92a728df035271d7a2592f...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. |
|---|