OT-2026-000049400
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000049400) never changes.
Identity and time
| Publication number | OT-2026-000049400 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7b-76d0-aa45-52c447d7331c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049400 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf13c1c765519d9f359fdb66ccb16b681c1484b31ce12683ae311d4fb205f224 |
|---|---|
| Markdown | cc7cf5dca4057cb7ea2f854e7d2c3ffd8e580fb2d04bb86666d65c26a02a558d |
| Publication page | b368621bb1c3b856ba49fe4c08bd94b7ee2fb5de3da4eb95fdea53b334421fdd |
| Manifest | 6032ba78fe0f3e7d50f914a8bdb90fc79585a6133d13302cc400932af4da5b24 |
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 | mVpJY64Opd1cGDMz1JW0H9PdEO2j8Mkb9d9OcmDVfH2F2llv258tMyEayV/eapC0VKDCHd3NAztnKwM+413rCQ== |
| 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
| 2026-09-17T11:02:13.053778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049400observed b368621bb1c3b856ba49fe4c08bd94b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:13.035710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049400/manifest.jsonobserved 6032ba78fe0f3e7d50f914a8bdb90fc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:13.016487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049400/publication.mdobserved cc7cf5dca4057cb7ea2f854e7d2c3ffd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:12.997858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049400/publication.txtobserved bf13c1c765519d9f359fdb66ccb16b68...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. |
|---|