OT-2026-000103772
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, pulsed blow-off after 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-2026-000103772) never changes.
Identity and time
| Publication number | OT-2026-000103772 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e463-7171-ad79-9aa9b7038e6f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103772 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9153fd3e19b53fdd5b458792b9c6d9940073b7a39ed201b6612a85a74c1efeba |
|---|---|
| Markdown | 78f03a48fd519a90fc8c0885a8b9df3129ab8acb3baf6c9e911fb89793c832c6 |
| Publication page | 36e2d708a9eb783ffb1af1304d186386fac6bcd9b1705a65308c994b00458196 |
| Manifest | 7992d3ad8a534936ae514ccf28caac79c2f478439013d04836855fd36a8b6be7 |
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 | 8OZKLRkZ+4Uc4ABmQWlamfb7e4sztIV3EPSnR7dYbdJEP9kxNrwkTZSIyNvU+GBk+5GqJm7wO7afX25GZFCcAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:43.409855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103772observed 36e2d708a9eb783ffb1af1304d186386...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:43.392995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103772/manifest.jsonobserved 7992d3ad8a534936ae514ccf28caac79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:43.377716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103772/publication.mdobserved 78f03a48fd519a90fc8c0885a8b9df31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:43.362457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103772/publication.txtobserved 9153fd3e19b53fdd5b458792b9c6d994...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. |
|---|