OT-2026-000031354
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump 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-2026-000031354) never changes.
Identity and time
| Publication number | OT-2026-000031354 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ac-7822-b0a3-25d3737b8ef1 · 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-2026-000031354 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80249c8764c6fcf0ce7d4c3f58f2b7469d12ff1e0049ea98a3a9c032fe65bc76 |
|---|---|
| Markdown | b29313c1ed8fd2ea0082c0c4985795dbfa64a54bb56833d19b29b3420d942c2b |
| Publication page | b5de05870da193e76f7f5d995514fa3a08ee002bf095a84af3bd714f95fce9ac |
| Manifest | 28a658869633850e5e449efc2e0b35cfe8c4f59f95d12fc415b1c51829021eb1 |
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 | CkcqBVRFPgVJXYiJXdUjkMHyI/0ICiJ/i1HsO4HonsXOPUr14gwL9LBnbqR6G6t3ulax9Ou/ynpDwRZWnAV6Ag== |
| 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
| 2026-09-17T11:36:03.244713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031354observed b5de05870da193e76f7f5d995514fa3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:03.227498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031354/manifest.jsonobserved 28a658869633850e5e449efc2e0b35cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:03.211155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031354/publication.mdobserved b29313c1ed8fd2ea0082c0c4985795db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:03.193727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031354/publication.txtobserved 80249c8764c6fcf0ce7d4c3f58f2b746...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. |
|---|