OT-2026-000026991
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three 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-2026-000026991) never changes.
Identity and time
| Publication number | OT-2026-000026991 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3453-7302-85ca-981587e5e3b4 · 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-2026-000026991 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5093b1901860467ab3d0694a694aeb3062f2251cfde20b006bc116f943ff4534 |
|---|---|
| Markdown | 81da472784e4467f2e03a27d6ff36f1c56eabd6326df406376848dbe02388a94 |
| Publication page | 62aab273740c6c1ef500323d695c2aeb69edeea93d5c347854e66b39549ac636 |
| Manifest | 304d8a3e76e35f53e6c487a42569e987a8128c4f34fde7f9f3d3c27bb1cf1235 |
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 | y3nBftRLg+UOk7gSBEGD+gKFaITmHGQvL71/xXXLTxl609oXd7ZaMNvcY/Uwz43SjflfwDAAXuRvoftPhPreDA== |
| 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
| 2026-09-17T11:43:37.150152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026991observed 62aab273740c6c1ef500323d695c2aeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:37.133396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026991/manifest.jsonobserved 304d8a3e76e35f53e6c487a42569e987...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:37.116152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026991/publication.mdobserved 81da472784e4467f2e03a27d6ff36f1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:37.097398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026991/publication.txtobserved 5093b1901860467ab3d0694a694aeb30...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. |
|---|