OT-2026-000008257
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, 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-2026-000008257) never changes.
Identity and time
| Publication number | OT-2026-000008257 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908e-78b1-943e-b20dd4b9ba1e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008257 |
| Status | PUBLIC |
Content hashes
| Canonical text | c023060351a444371eb14efbc4355e187d13d5a5561963f843cbb88ece543f2b |
|---|---|
| Markdown | d994d32c1198a057d6666627e2ed941b47fd9fcbff21a2c94236034dcdd4f761 |
| Publication page | 5da7476e95f843e2520e89366d3fc1667abcb242dc266ff7fda55bc12722bfba |
| Manifest | d54d0ac3895e159e3a06d750532811e78f712ee2d10efbbef53b524510627b5d |
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 | QFTwch2LIf8zkfcFieH8gs2xnclRId7OrvSSNOnARl+r6XnDvLHgjNqbjnYYCAtLx2MOcGD58iwbNIAgKTqmAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:41.337713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008257observed 5da7476e95f843e2520e89366d3fc166...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:41.317040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008257/manifest.jsonobserved d54d0ac3895e159e3a06d750532811e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:41.299576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008257/publication.mdobserved d994d32c1198a057d6666627e2ed941b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:41.282086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008257/publication.txtobserved c023060351a444371eb14efbc4355e18...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. |
|---|