OT-2026-000077443
Publication integrity record
Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000077443) never changes.
Identity and time
| Publication number | OT-2026-000077443 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-7af2-8f50-3c613ba7651c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077443 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1a72d5402ac9c408790520aed9411f3e822a9e421d606b48fe3215c65288b9c4 |
|---|---|
| Markdown | bcd53efcdc19b1b378c45868320145afe747edd98632fdbd88bcf185f56198b4 |
| Publication page | 8b959afb2655f99775d5bbb0545455bb78e06e3ac28b58218e483cc632267eac |
| Manifest | 7b28b96bc89b7793d6e171278cc8256d2c3109d49d64c79e75c5148b5762793d |
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 | +KUE5/3tb6zFiKDXyPGJUFTkZhaZCFBeEgwFNm350bmIm5RqVY9WywABLTXFqAsFTcqLvejHxwIls3Ulv/miBw== |
| 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
| 2026-09-17T10:09:07.663588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077443observed 8b959afb2655f99775d5bbb0545455bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:07.646351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077443/manifest.jsonobserved 7b28b96bc89b7793d6e171278cc8256d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:07.626026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077443/publication.mdobserved bcd53efcdc19b1b378c45868320145af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:07.607021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077443/publication.txtobserved 1a72d5402ac9c408790520aed9411f3e...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. |
|---|