OT-2026-000003931
Publication integrity record
Bellows cup vacuum gripper, per zone isolation, two outlet manifold, two stage ejector, pressure verified
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-2026-000003931) never changes.
Identity and time
| Publication number | OT-2026-000003931 · never reused |
|---|---|
| Internal UUID | 01a0a90b-800e-7555-848b-32ce60826071 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:18.321530Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003931 |
| Status | PUBLIC |
Content hashes
| Canonical text | d56cbbedbc814af78f80c8e8ffbd4cf3bee1be9edc217ca450717e5cb7ec343b |
|---|---|
| Markdown | e71ac3333d520dede85724fa3df43c4b77cf8ccfdde3450b17bb5627e07ae15b |
| Publication page | 6f085ff9219cfbb5b5f2e51c7da4a84a34f42614d99bf12fe7e441145ef2ee7f |
| Manifest | def6b1c5866e25c246bcc3641610fa802ff1f60632782b43e422dae9d8982ea9 |
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 | dvdxwVcotV+v/HnT3uR2xqIMQeA+5SWyFzx/Fq9w4J9VwawdplULAMR4yHps3CP/1K79WhAtLOxx8maDB20cCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:11.589169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003931observed 6f085ff9219cfbb5b5f2e51c7da4a84a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:11.575635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003931/manifest.jsonobserved def6b1c5866e25c246bcc3641610fa80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:11.558149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003931/publication.mdobserved e71ac3333d520dede85724fa3df43c4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:11.541666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003931/publication.txtobserved d56cbbedbc814af78f80c8e8ffbd4cf3...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. |
|---|