OT-2026-000062431
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000062431) never changes.
Identity and time
| Publication number | OT-2026-000062431 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-0ac0-73ee-8e51-cc7afa3791f8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:48.542263Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062431 |
| Status | PUBLIC |
Content hashes
| Canonical text | cba4e305e861a27fc84305eacbb05de7badf2a104605ea7d1ec41f3a9c787dcc |
|---|---|
| Markdown | cfc8def7da5876e0dc1c105bf4abb9257757881792ac16ba6b372fd8965e09cc |
| Publication page | b2f79c6d795f18f0b680cde098554e3a0098982a0778fa8fff865f5dc240f87f |
| Manifest | 2c81fb27aee764a90998fcdb4d31134ce71bd2429007e25d917100b9d5cacd05 |
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 | 3u6xF/U5HfhqR5WD0wcipGYKlZWpdu7zrBNUzkyMCOc2YIvgTRo0PDLhtXG6rtYDYn31rk1xttgADHZ4dm4fBg== |
| 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
| 2026-09-17T10:39:46.108634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062431observed b2f79c6d795f18f0b680cde098554e3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:39:46.091038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062431/manifest.jsonobserved 2c81fb27aee764a90998fcdb4d31134c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:46.071902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062431/publication.mdobserved cfc8def7da5876e0dc1c105bf4abb925...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:39:46.052467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062431/publication.txtobserved cba4e305e861a27fc84305eacbb05de7...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. |
|---|