OT-2026-000031102
Publication integrity record
Foam pad vacuum gripper, plant vacuum fed, pulsed blow-off after 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-2026-000031102) never changes.
Identity and time
| Publication number | OT-2026-000031102 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87aa-757c-ac25-e19b32c74140 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031102 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46639603d02bb92ccbce97fff69d9b135530bc349b25e22e65254f14484801ca |
|---|---|
| Markdown | 1bad604217eea9ea519d92b407fcf8bfce8a66e9d54ffadce6f79aa8106326f5 |
| Publication page | aa519c65f42f002ab5b4cfb0f841c50bf70b78a30574c10bad79c829cd2322c3 |
| Manifest | 8eafa0ae6fdedf07a8440b2779e2116e09c34f763dc1d92707133328f3ac99d5 |
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 | S7ZEDQVE4hGvHnnhktWSFr9jqZzC6BG9bWBh8tgQ6e9hk5YBBvxnRZil3s8eqEtq35iN2Bbqg8+muPJFIV7TBg== |
| 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
| 2026-09-17T11:35:31.851691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031102observed aa519c65f42f002ab5b4cfb0f841c50b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:31.834786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031102/manifest.jsonobserved 8eafa0ae6fdedf07a8440b2779e2116e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:31.817465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031102/publication.mdobserved 1bad604217eea9ea519d92b407fcf8bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:31.796018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031102/publication.txtobserved 46639603d02bb92ccbce97fff69d9b13...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. |
|---|