OT-2026-000049868
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000049868) never changes.
Identity and time
| Publication number | OT-2026-000049868 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd75-7955-b0f0-da4c4aaed947 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049868 |
| Status | PUBLIC |
Content hashes
| Canonical text | b4cc17f6f2c664036c4dee3e2de2752fec045090a525a3b304f180f69918ad59 |
|---|---|
| Markdown | 3163a3880ef21d218089b47c1e7bea06a135b718e22eedd8f1c9fab4305914b3 |
| Publication page | 7479e5e996a0b53e1152e83d2ae3c835ec8731b5f715aa93ecd383093a35adec |
| Manifest | 40472c617c489e055808b315754661599df36ccfc734435e1da7a1ffd0c37092 |
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 | zN6Worg7+IE1aZTuD1WATmlYDkcDsWhJYhyEP87u2z/K4kQr2tynVSsE9r79exQ8jseokf1dBh79K0SDH/ekAA== |
| 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
| 2026-09-17T11:01:46.570989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049868observed 7479e5e996a0b53e1152e83d2ae3c835...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:46.551422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049868/manifest.jsonobserved 40472c617c489e055808b31575466159...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:46.533583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049868/publication.mdobserved 3163a3880ef21d218089b47c1e7bea06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:46.515443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049868/publication.txtobserved b4cc17f6f2c664036c4dee3e2de2752f...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. |
|---|