OT-2026-000013884
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000013884) never changes.
Identity and time
| Publication number | OT-2026-000013884 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-75ac-bb7a-4ccd29351206 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013884 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2578045894c9bc7b4f9431c40b05954766c6ad7e088bee53bfeac039bebfd12d |
|---|---|
| Markdown | 62d68aab6cde41aef4b0d9e703dea307ae3708a78c07043f58a9c562243a88ed |
| Publication page | 1c588505a9bc4ecb2e0203860536a3f313d74aafb9ca6c26a97630b25de68f73 |
| Manifest | 2b1b68410750c6de7327c184d6ba823ddbd47958a1583bbf1f3092be5730567f |
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 | 40mHmhc4RQ98e1HHSCUpFawuIZHRlFmj2yRZarcpFoi/ZvJHcaX1l6RrYyEJTNhOnLYwqvjBn9DKs1uTkh3eDA== |
| 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
| 2026-09-17T12:09:00.314459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013884observed 1c588505a9bc4ecb2e0203860536a3f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:00.295146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013884/manifest.jsonobserved 2b1b68410750c6de7327c184d6ba823d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:00.258645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013884/publication.mdobserved 62d68aab6cde41aef4b0d9e703dea307...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:00.221752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013884/publication.txtobserved 2578045894c9bc7b4f9431c40b059547...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. |
|---|