OT-2026-000012869
Publication integrity record
Single cup vacuum gripper, pump fed, 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-2026-000012869) never changes.
Identity and time
| Publication number | OT-2026-000012869 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7341-8b0c-4c7c33230036 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012869 |
| Status | PUBLIC |
Content hashes
| Canonical text | efd11205f6e31f0753a916dbf79bd221c96a616bfe49786e19653f2d79606704 |
|---|---|
| Markdown | 3985084c968d0117e54010c0af2d436c05a51a25ed0574a528ce5cf10b879768 |
| Publication page | 1c23cc7673a1fd634adac69c0275187f04d8a2a92ddecd1b21418924e75239a5 |
| Manifest | 6a6dd6fcae8f1c7f3e5d558157908825787a0b5d0955a04b062c47bbef1adde8 |
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 | 7XCM++sLZkbZtDngEGSwEziozzSiNczm9AByNTAzQj5T3/BICtuGD6WW+Vcc7YkAg4EOJIcurEwxjGf2JBsKCA== |
| 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
| 2026-09-17T12:10:39.162225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012869observed 1c23cc7673a1fd634adac69c0275187f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:39.143634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012869/manifest.jsonobserved 6a6dd6fcae8f1c7f3e5d558157908825...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:39.124868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012869/publication.mdobserved 3985084c968d0117e54010c0af2d436c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:39.106967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012869/publication.txtobserved efd11205f6e31f0753a916dbf79bd221...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. |
|---|