OT-2026-000074004
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, vented before set-down
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-2026-000074004) never changes.
Identity and time
| Publication number | OT-2026-000074004 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-766f-bc03-cc66a753bd18 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074004 |
| Status | PUBLIC |
Content hashes
| Canonical text | 68834be83c51c92acb141774c63afe81db9bdd9b0634d3deaa92599937a981cc |
|---|---|
| Markdown | dc589dab6854d29cfee8827036ee7bcc799a62e2e304d52a09c1c2bd59276775 |
| Publication page | 4221f497c242c5dbbc8767dadc782b325959a8d2940abaf45a3c91c72ffd0207 |
| Manifest | ecbfb673ad87e2201d89bfbaa6ecb0cac39c9f29d1ef7d5272cb9e60bb931f13 |
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 | 1UOtfv5rDRTAzfdji5PrLL6f1GXvvpiuoy3zYwr22IqM+bdEFSc6gW3V4KlLshmj/dybWQ20rkQacbavVFYvBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:20:18.098485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074004observed 4221f497c242c5dbbc8767dadc782b32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:18.078171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074004/manifest.jsonobserved ecbfb673ad87e2201d89bfbaa6ecb0ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:18.058553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074004/publication.mdobserved dc589dab6854d29cfee8827036ee7bcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:18.038195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074004/publication.txtobserved 68834be83c51c92acb141774c63afe81...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. |
|---|