OT-2026-000080715
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000080715) never changes.
Identity and time
| Publication number | OT-2026-000080715 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b973-73e2-a878-e3ac2af3cdd5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080715 |
| Status | PUBLIC |
Content hashes
| Canonical text | d15fe05ab5524797fbdb05afbdfe0f5400a7927e204cc9e8fdf5c1b0e83c26aa |
|---|---|
| Markdown | c1d022879f85710cc426f14fce68bf2f9eb0b2fd7a4813d06f6f9100902deb0d |
| Publication page | 0c29d521b629711a4b2505d20e5a7790250e597e7cc651b139683a57be569633 |
| Manifest | 7d6e41f8089a83b8352db6c7c20b65fdb771180c37ddedf8c63d747f25642502 |
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 | KYqnMuEzU9Mhbuh9aVnS69EQfY/4gdc5dzW1xuiNmWGhTJthPvgIQOC90ThhisrhsEZN0NWcPQqnWX1YYNw2AA== |
| 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
| 2026-09-17T10:01:44.921638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080715observed 0c29d521b629711a4b2505d20e5a7790...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:44.904438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080715/manifest.jsonobserved 7d6e41f8089a83b8352db6c7c20b65fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:44.887683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080715/publication.mdobserved c1d022879f85710cc426f14fce68bf2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:44.867200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080715/publication.txtobserved d15fe05ab5524797fbdb05afbdfe0f54...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. |
|---|