OT-2026-000004657
Publication integrity record
Bellows cup vacuum gripper, two zone face, per zone isolation, ejector fed
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-2026-000004657) never changes.
Identity and time
| Publication number | OT-2026-000004657 · never reused |
|---|---|
| Internal UUID | 01a0a91f-1637-7587-bd34-7ebc98d20d87 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:29:41.945655Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004657 |
| Status | PUBLIC |
Content hashes
| Canonical text | 577a28cc588365bba628f53605ddfea35ae8e03d0842b1d4fb318e2dfda93fb1 |
|---|---|
| Markdown | 37519b5f725b376266b616905ec23d7f89dd278c2305ffb299730012245b395d |
| Publication page | 36edc2599462708c58ea31239f4ecba7027562e5ecb604b82fb7b4239db8bb95 |
| Manifest | cca834deba543a88b7fa90d8ff4e1557a6024942c83d31cfeb47605b2c3f1f35 |
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 | AekHagGe3keGLqzS3AqNwCXMUcqc63tI2JS1jLCXTgJZV1XJdH1RN4c6oc9O297EKnXVUdxOZFiFK1R9g7TmAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:03.739111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004657observed 36edc2599462708c58ea31239f4ecba7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:03.713754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004657/manifest.jsonobserved cca834deba543a88b7fa90d8ff4e1557...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:03.678864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004657/publication.mdobserved 37519b5f725b376266b616905ec23d7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:03.650698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004657/publication.txtobserved 577a28cc588365bba628f53605ddfea3...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. |
|---|