OT-2026-000089583
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000089583) never changes.
Identity and time
| Publication number | OT-2026-000089583 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a21-7022-a38f-0095a7cb3e6f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089583 |
| Status | PUBLIC |
Content hashes
| Canonical text | 69ada2b1571829aea613d3b82e98ee88b28fe3882f149d67a9e9f1466789096e |
|---|---|
| Markdown | 7b6da9789dccedbde9d00b2b18d80a6cea6dcd10d2772f436798a3a4f8ebc2a6 |
| Publication page | 94f5ca3ae17eab181d519e32d0c7127f860082a7d98e9f3072846fb937bc1945 |
| Manifest | 5cc1859e9b60d74920c6ab6a5fd2127503934bb2e421634386465220ddc28aea |
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 | 572S/+ClncTAt60tSQocvnI250ic1NaDE+cEr7yXmU+QPrtE3ltb/GBxkRKbhfYGZ0d9VEvVZ9IC3lZrlynwCg== |
| 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
| 2026-09-17T09:46:33.432376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089583observed 94f5ca3ae17eab181d519e32d0c7127f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:33.415245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089583/manifest.jsonobserved 5cc1859e9b60d74920c6ab6a5fd21275...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:33.398946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089583/publication.mdobserved 7b6da9789dccedbde9d00b2b18d80a6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:33.381312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089583/publication.txtobserved 69ada2b1571829aea613d3b82e98ee88...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. |
|---|