OT-2026-000005990
Publication integrity record
Porous face vacuum gripper, six outlet manifold, pump fed, 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-2026-000005990) never changes.
Identity and time
| Publication number | OT-2026-000005990 · never reused |
|---|---|
| Internal UUID | 01a0a94b-8473-784d-ab3c-42226263cde1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:18:13.750267Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9fb31dbb2501dbdf050115106a631e166a5f847181f92210ef4d0adb47ddd9d4 |
|---|---|
| Markdown | b8fdfe7da8e4ecee3e981cad2cc34731f97885acc0b7160b42193aa46d650ea9 |
| Publication page | 6bc8f2b31b93c5d29bc7ebf7349c86850760860b01615a168ccbd73b0ffa0764 |
| Manifest | b001b10cdda6f037e8e6d06869414fdde88858893eab7cf2b9dad576cc0661a8 |
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 | oH59saoXY3oDhLAjtK9ihc/zjdKaFu6umYcLAIFIGvG8SeJK47h9phA2CMJgQ/PMzeACpOYId2hNA5lPLGvcCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:08.728245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005990observed 6bc8f2b31b93c5d29bc7ebf7349c8685...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:08.713174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005990/manifest.jsonobserved b001b10cdda6f037e8e6d06869414fdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:08.699051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005990/publication.mdobserved b8fdfe7da8e4ecee3e981cad2cc34731...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:08.679716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005990/publication.txtobserved 9fb31dbb2501dbdf050115106a631e16...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. |
|---|