OT-2026-000012555
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000012555) never changes.
Identity and time
| Publication number | OT-2026-000012555 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-7df7-98f3-a5fce2381e5c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012555 |
| Status | PUBLIC |
Content hashes
| Canonical text | c71e29e52f2886275a573ca29ecfa7a28b27bafeeddc79370dc5d937b6c51bc1 |
|---|---|
| Markdown | 3f250c0aabab96539a7bd920f85f76e9239a2f7ee6cbaf0050ea308a06f6a0ed |
| Publication page | 9d1a277e32d9cfc97cc495288c9a82272a5f632b6db59636fca91a37c5699c3a |
| Manifest | aee308ad1edf4fac8f1dcac32cabe3feccf0cb3e6f2f0c99f4510e92d1a8cc63 |
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 | 9P7gGGqI26LQAGdSlIgukJB4klC6Vb2KIIq6gcDy5EAdw2FaSQFivPBsroq3Wu4UXpozDmSO5s0GtDnodaL5DA== |
| 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
| 2026-09-17T12:12:06.067768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012555observed 9d1a277e32d9cfc97cc495288c9a8227...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:06.050645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012555/manifest.jsonobserved aee308ad1edf4fac8f1dcac32cabe3fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:06.032435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012555/publication.mdobserved 3f250c0aabab96539a7bd920f85f76e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:06.012058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012555/publication.txtobserved c71e29e52f2886275a573ca29ecfa7a2...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. |
|---|