OT-2026-000023717
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, sustained 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-2026-000023717) never changes.
Identity and time
| Publication number | OT-2026-000023717 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed4-7d8a-990e-22e5f078ce77 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023717 |
| Status | PUBLIC |
Content hashes
| Canonical text | 50e35b083cd69ac28d966c8538b367b0044d500902c1dea76e9aa0b8a63b26fb |
|---|---|
| Markdown | 83a98a03564a4ca2573b63a4a183e3c052ccc4769f536a2b31090d9569832345 |
| Publication page | 7101624dbdad9c159567ee007958bb1f22f4ff34ddcba07d0f7386ef0772bf09 |
| Manifest | fe7310adb35bad1dc9a48c15dd50848f9f667313f2cd0d13c1cb2c31ea40619d |
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 | qMUUi+C5iw5hgbdcCA8HjwSey1yAhONDpq2Z6aM/u6Mu/o4FFb5nDZBJJAl8cM3xqkTZAdS5OQWBwtQYIAXWCA== |
| 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
| 2026-09-17T11:50:03.422366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023717observed 7101624dbdad9c159567ee007958bb1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:03.404169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023717/manifest.jsonobserved fe7310adb35bad1dc9a48c15dd50848f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:03.383220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023717/publication.mdobserved 83a98a03564a4ca2573b63a4a183e3c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:03.363465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023717/publication.txtobserved 50e35b083cd69ac28d966c8538b367b0...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. |
|---|