OT-2026-000004651
Publication integrity record
Vacuum cup gripper, three zone face, per zone isolation, three stage ejector, pressure verified
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-2026-000004651) never changes.
Identity and time
| Publication number | OT-2026-000004651 · never reused |
|---|---|
| Internal UUID | 01a0a91e-e646-735e-b17c-83bf5cc98793 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:29:29.672786Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004651 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ff3561c86138a34c4011e654bd1a6fae681eb9d59c0a822d88ff2927b4ed975 |
|---|---|
| Markdown | 15df2a59130100c35e3875669d0b98c2b4e8f4f0c137a41201655523322d2611 |
| Publication page | 1b5564d47c09248997295e3053de79e2493a26008c5e377af0fc505a71970289 |
| Manifest | e75da8a6b2f3f942bbada9152db85c5a22de83f57af8eecd5fbb2c3e02730b03 |
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 | q186wP4QD1sV5uTuOUyzFFv+CcQN04IGBLu3j+Qv8Z8+AjJK3p6Mf+eCPB1ADjUPi9N/QPEvooEyUrh/ohP1Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:04.498181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004651observed 1b5564d47c09248997295e3053de79e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:04.469918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004651/manifest.jsonobserved e75da8a6b2f3f942bbada9152db85c5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:04.455437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004651/publication.mdobserved 15df2a59130100c35e3875669d0b98c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:04.436987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004651/publication.txtobserved 6ff3561c86138a34c4011e654bd1a6fa...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. |
|---|