OT-2026-000057824
Publication integrity record
Single bellows cup vacuum gripper, pump fed, sustained blow-off 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-2026-000057824) never changes.
Identity and time
| Publication number | OT-2026-000057824 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed8-748f-9605-44ec2d257737 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057824 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a28b9040fab071e7e1bb488c189ba14b55e010fafee861d0c29cda8e39669c8 |
|---|---|
| Markdown | 7a18a3648dc7f8e86b70ef01a93f86fcb43d3fd314120cafbc8d1ad9d2c80f76 |
| Publication page | b3a95a87ab1d560ff90ab69d7b9c43c4dbc72763e7c4c7b0adbf1322c5ed1099 |
| Manifest | 0633ac9cd38cdf45de84d26bd4476d473431d59b97e46b8119fec69649421f9f |
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 | shxeNYW8Y/y2rtSDmY0h3186FqCH6WydbdSRX9bG7tNsXEO53bKByWKlPcZhPWQkP7DlUXy8FJfxXu1mgv4SDA== |
| 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
| 2026-09-17T10:47:23.838841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057824observed b3a95a87ab1d560ff90ab69d7b9c43c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:23.819404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057824/manifest.jsonobserved 0633ac9cd38cdf45de84d26bd4476d47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:23.799638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057824/publication.mdobserved 7a18a3648dc7f8e86b70ef01a93f86fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:23.779539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057824/publication.txtobserved 2a28b9040fab071e7e1bb488c189ba14...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. |
|---|