OT-2026-000061473
Publication integrity record
Single cup vacuum gripper, pump fed, vented after 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-2026-000061473) never changes.
Identity and time
| Publication number | OT-2026-000061473 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-7b43-712e-bede-9d3a5a432812 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:11.808334Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061473 |
| Status | PUBLIC |
Content hashes
| Canonical text | ea7b7d059d165f0283b233d79edc2ca99e4e5464a6dc4170bc73525643953f9b |
|---|---|
| Markdown | be3673d9ecaff7335a96e7964953854888c5090bb245788a127c1b94c8306eed |
| Publication page | b2d6d79b0e77f9986a30234894387ed48868856efb865030627fd3a9951c9453 |
| Manifest | 7ba5c0fabc589c876f4afbcf77fd2a1a78e3d4de1534d29eabd8ec922bb49ea0 |
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 | tkGyzSB1qNzW0SJnQPZjr8jfVsoIfu+Pfe9xX66+03cDzOdr/9Muf/t0S92jzbOnFjq5AEEGR8Kf5XBlkT9kCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:41:21.617241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061473observed b2d6d79b0e77f9986a30234894387ed4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:41:21.599720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061473/manifest.jsonobserved 7ba5c0fabc589c876f4afbcf77fd2a1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:21.581412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061473/publication.mdobserved be3673d9ecaff7335a96e79649538548...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:41:21.563899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061473/publication.txtobserved ea7b7d059d165f0283b233d79edc2ca9...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. |
|---|