OT-2026-000013688
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, 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-2026-000013688) never changes.
Identity and time
| Publication number | OT-2026-000013688 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7adb-ba0c-28455601bcef · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013688 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1580129618e46ee323430b46003bdf8d25b588df2b93e082167579afa01a02ce |
|---|---|
| Markdown | cf49a9a9b873974e3ba2f0c82d66c26c4ff17d2788583181b6e8a06192dadd89 |
| Publication page | 9175d2711c7a4a94339f19d1f6bcf2d1dc52cc8fe0bb2938aa6c0f160eb2e175 |
| Manifest | a0f79848e475e6e2079bb580e732b5863e259ebc19b063ffac84057bb5e774e0 |
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 | vVdNtJEyzowimfRu6WnR9klLR2O7V2ElQFwuyPh1TL+kZnn44xyufNvb6SOj+0IT603hXpALF9Ysq1DkfYa1AA== |
| 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
| 2026-09-17T12:08:38.346716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013688observed 9175d2711c7a4a94339f19d1f6bcf2d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:38.327605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013688/manifest.jsonobserved a0f79848e475e6e2079bb580e732b586...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:38.307714Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013688/publication.mdobserved cf49a9a9b873974e3ba2f0c82d66c26c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:38.256553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013688/publication.txtobserved 1580129618e46ee323430b46003bdf8d...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. |
|---|