OT-2026-000013524
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, pulsed blow-off before set-down, on a tool changer
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-2026-000013524) never changes.
Identity and time
| Publication number | OT-2026-000013524 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fcb-76b5-8c7d-d8387baf6cfb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013524 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1432701b306b68c8592c77fc43d829a1b1b3d9fa8f03835dc3dc8f16535b912 |
|---|---|
| Markdown | 81ac4195431dcef50b8c96dddadb6aa6224a9d5c7139b68612d79daeeb2dabd9 |
| Publication page | b11043ea6f38d9810fdeb30c89ecf382bf3bdef14142d5d05714781967e571b1 |
| Manifest | a0759a020c8ee9a7228f2e5f5554dc8a73636541069dead52d641c398afd7271 |
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 | y16iooaUsGZYHmOzoEAK7sk3rXRTd3PQtl2NMEfEwMPv29GaXo1RvXMDd1yagEpTEPCsRGXYBU5mAZDrfTOPDA== |
| 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
| 2026-09-17T12:10:02.360004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013524observed b11043ea6f38d9810fdeb30c89ecf382...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:02.342329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013524/manifest.jsonobserved a0759a020c8ee9a7228f2e5f5554dc8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:02.324091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013524/publication.mdobserved 81ac4195431dcef50b8c96dddadb6aa6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:02.307422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013524/publication.txtobserved b1432701b306b68c8592c77fc43d829a...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. |
|---|