OT-2026-000031680
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down
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-2026-000031680) never changes.
Identity and time
| Publication number | OT-2026-000031680 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-75fe-bc6d-3e294c1653d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031680 |
| Status | PUBLIC |
Content hashes
| Canonical text | db42769ce1c252b920d5e71d7424282b9465be622f2486107c162c521c28bbec |
|---|---|
| Markdown | 06d834c35db2afa96008dbe71098fc6f4b2902aaf49fb1c620102e86553f5d94 |
| Publication page | ecc0c882806494cd8b1d62ee68a97c5a688909828e3ee8c40b4bc0877507fdba |
| Manifest | 657be5250ea09b9915fb5c7848f782b2fa704460a87e1738a27a28cb246da15a |
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 | ggfi2y+SOdKTBqY0PUZKs//tqtP1kS/mLXG1tZM6qpCvX6eQMdGIlrxfpiKGQiR2A2OB6IUu4YbKYWXF2lmmBA== |
| 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
| 2026-09-17T11:34:46.840521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031680observed ecc0c882806494cd8b1d62ee68a97c5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:46.813340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031680/manifest.jsonobserved 657be5250ea09b9915fb5c7848f782b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:46.794893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031680/publication.mdobserved 06d834c35db2afa96008dbe71098fc6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:46.776869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031680/publication.txtobserved db42769ce1c252b920d5e71d7424282b...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. |
|---|