OT-2026-000012504
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000012504) never changes.
Identity and time
| Publication number | OT-2026-000012504 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-7f84-9820-2ff3c13e09d6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012504 |
| Status | PUBLIC |
Content hashes
| Canonical text | f1e0b68d8b84617cb421d7a10dab37e7261cc3881ec018b1f07b48a9ecf49f0d |
|---|---|
| Markdown | be300144eebd450382b215412b48b6a15d866f0df0c88374a8f81e6b4fb524af |
| Publication page | 8106a3ecac4ca2e5f8dd7324b4b586e47f3ee01435da33b6ee4ee2256ece1c29 |
| Manifest | e3afb6e29c01f46c38f549f66801da9d6dbbf74afab34f2466d8bda21f5fe0ac |
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 | f+VxUeYKaevnWvOgKVxwtzNLQRLKCxK0Z04bpwBVWhg81tL9FM6VBBPttH3llNvHIRr+oJIiwou9mOPhOWlXDg== |
| 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
| 2026-09-17T12:12:01.418186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012504observed 8106a3ecac4ca2e5f8dd7324b4b586e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:01.399920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012504/manifest.jsonobserved e3afb6e29c01f46c38f549f66801da9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:01.381564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012504/publication.mdobserved be300144eebd450382b215412b48b6a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:01.363227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012504/publication.txtobserved f1e0b68d8b84617cb421d7a10dab37e7...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. |
|---|