OT-2026-000027031
Publication integrity record
Three bellows cup vacuum gripper, three zone face, single stage ejector, 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-2026-000027031) never changes.
Identity and time
| Publication number | OT-2026-000027031 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3453-7455-88e2-c6189a6a5225 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027031 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8b946064c8bc70baca7fb13dc9ddb792880dde2991fa24b017d4e0614d09969 |
|---|---|
| Markdown | 4590287c923b1a8332d866b93a8b6dee21457c44e82e0b3ef85a20f8842085c3 |
| Publication page | bab13864a757415120fca2a54d9ac52e2dcbefb22b13286d54cc194d9dfbb7f0 |
| Manifest | e11aac241121c88aea9f6c6a51431a016fbed3f7ce37a9933828585ae02fd388 |
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 | KVmbb8RXU0d1jU7WADutfK9qFyRziQZy00zM6FAECvmPEYBdGsbW0TrLg1pWdwBboAm1vwQrCqVN5/TiW2vuAw== |
| 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
| 2026-09-17T11:43:47.045222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027031observed bab13864a757415120fca2a54d9ac52e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:47.029637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027031/manifest.jsonobserved e11aac241121c88aea9f6c6a51431a01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:47.011167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027031/publication.mdobserved 4590287c923b1a8332d866b93a8b6dee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:46.992828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027031/publication.txtobserved a8b946064c8bc70baca7fb13dc9ddb79...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. |
|---|