OT-2026-000004497
Publication integrity record
Vacuum cup gripper, two stage ejector, pressure verified at each zone, contact triggered
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-2026-000004497) never changes.
Identity and time
| Publication number | OT-2026-000004497 · never reused |
|---|---|
| Internal UUID | 01a0a919-f5d9-7ae9-b50f-c4597462da16 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:24:05.979747Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004497 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0e5a03bd7bad5202a8f24069e0ee59cae01b9c01f79dafc337334241c74aa8f6 |
|---|---|
| Markdown | 9fef3a4ceba56a0f39e8cd65c2c5fd2052127fdee22b9a3e81e45b8d48f29c9e |
| Publication page | a1e0a41912fe41ce00383b08aee4d9f5755eec1bda6b80751f77865ba968eff2 |
| Manifest | 13f00c3cff0171c8c1ff4741df6774e17068b7161d4a1a5907d3cd94bc977d8f |
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 | oAg7C9vkwVpHLbdcn+5bRjLtjss2Aecy1ZjiA6+W2D32DreY9yFOw1EbckuLXglR3rJupk+mEnxGGtx/leNHAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:21.241574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004497observed a1e0a41912fe41ce00383b08aee4d9f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:21.229090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004497/manifest.jsonobserved 13f00c3cff0171c8c1ff4741df6774e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:21.217541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004497/publication.mdobserved 9fef3a4ceba56a0f39e8cd65c2c5fd20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:21.205099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004497/publication.txtobserved 0e5a03bd7bad5202a8f24069e0ee59ca...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. |
|---|