OT-2026-000004631
Publication integrity record
Vacuum cup gripper, six outlet manifold, pump fed, pressure verified, contact triggered on the face
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-2026-000004631) never changes.
Identity and time
| Publication number | OT-2026-000004631 · never reused |
|---|---|
| Internal UUID | 01a0a91e-46f3-7ab4-8e5a-fdbf4cc0f55b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:28:48.885914Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004631 |
| Status | PUBLIC |
Content hashes
| Canonical text | e15cb27b2690a2b65fd8756d13eeed3ddeb38856729ec95fa70cdf9416e844b5 |
|---|---|
| Markdown | 2b327677d67f3f9a2edfae8cc11141177d21a3043915afffc8d246f8153c8e35 |
| Publication page | d09d369a674cc6492de37da115b79712b58f5497c8f16a62e76b2c628a368dfb |
| Manifest | 874a721ea44c319c6cf701fa679f3da598dcd009fd77a1c62c4dc4d2028e940f |
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 | LGVE/coOxuLIJi2dWMre1R5eWv5qsRBxh8KlX45z6oEawKxfBnjRReFR2w91ixR3XyqNy39jKVrxnWXOp4CSCw== |
| 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
| 2026-09-16T07:30:07.160265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004631observed d09d369a674cc6492de37da115b79712...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:07.148217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004631/manifest.jsonobserved 874a721ea44c319c6cf701fa679f3da5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:07.135770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004631/publication.mdobserved 2b327677d67f3f9a2edfae8cc1114117...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:07.123034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004631/publication.txtobserved e15cb27b2690a2b65fd8756d13eeed3d...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. |
|---|