OT-2026-000059753
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, vented after 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-2026-000059753) never changes.
Identity and time
| Publication number | OT-2026-000059753 · never reused |
|---|---|
| Internal UUID | 01a0ae89-ec25-7cac-bd5e-87b3fb0d8841 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:44:29.732559Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000059753 |
| Status | PUBLIC |
Content hashes
| Canonical text | e6de39148a5013661e83f72549058bf0f4af2da9cc5294e7850f0071124cfecc |
|---|---|
| Markdown | e38a951a33d277339006ec0f31f811c8def1bc65e118043a1d33891f8ae99d49 |
| Publication page | 53f2242622fc63337fc05bd73554db46ddf82d7d4ef3c662c645816919bc1f1b |
| Manifest | dd390a2fc1421041888955296dae60ce127a029209252c6cc2fbd6f753da019e |
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 | xlvNXpdung9AphCg0buY6Ppuof73Xig8JpQ9IItjs2/3YQCvKTft2TZGr8XvbCYwEVs7e6xbMjPSE91WT/yqCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:44:28.595653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059753observed 53f2242622fc63337fc05bd73554db46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:44:28.576989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059753/manifest.jsonobserved dd390a2fc1421041888955296dae60ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:44:28.558556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059753/publication.mdobserved e38a951a33d277339006ec0f31f811c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:44:28.540581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059753/publication.txtobserved e6de39148a5013661e83f72549058bf0...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. |
|---|