OT-2026-000033720
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000033720) never changes.
Identity and time
| Publication number | OT-2026-000033720 · never reused |
|---|---|
| Internal UUID | 01a0ae75-a390-7480-a289-545ac8857d1d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:20.325649Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033720 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec73431af620d521a2fd133628b61565ab41cfbf4570670ebbccfa8307ad14d5 |
|---|---|
| Markdown | 712acd9d8f2f4a429faf487c08e2f6cb5f4394ecf77e47e73ea6e3e9a6cd87eb |
| Publication page | 4acc3a8dd07b88f84b66fe0b4084043335998c371f3deaf029a411f5f2836135 |
| Manifest | f1b66a27cad4a3dd9e6c1236bbf044509ccf14b5d4132bc0cbd3d6c063f29734 |
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 | 9uOXmHTK9dJOcLspLZ6vAl0PIYLi8rrjfjb6Czd569JdjIryX0js962MiftUCjUN7almSBauv/vSghUHZ+R9Dg== |
| 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
| 2026-09-17T11:31:43.314013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033720observed 4acc3a8dd07b88f84b66fe0b40840433...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:31:43.292971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033720/manifest.jsonobserved f1b66a27cad4a3dd9e6c1236bbf04450...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:31:43.273875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033720/publication.mdobserved 712acd9d8f2f4a429faf487c08e2f6cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:31:43.257434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033720/publication.txtobserved ec73431af620d521a2fd133628b61565...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. |
|---|