OT-2026-000023790
Publication integrity record
Foam pad vacuum gripper, single stage ejector, 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-2026-000023790) never changes.
Identity and time
| Publication number | OT-2026-000023790 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed5-7345-8823-7d1f066acca1 · 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-2026-000023790 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ad7f6507fc2d295de3a476f2304e5aeb328e3f43483ac56fd4cb3542330dc0a |
|---|---|
| Markdown | 1188f39965ecd3eb7d8fe2b77cdf2552368a765f143ed756b92438d49016f990 |
| Publication page | c09be968b5db0e0d620b669e058b1928b013d184e51616f16abfd7ebfcda983c |
| Manifest | 7184ad10e98329c42574c1d0592ea61bf1a11f4b0feddcc303f6a501b0b59e89 |
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 | mi4OSNihVrbbjjxPtgCC8YLVq+hUZ4m8EpcQ22Ik5kvhpQwTInkQK0B6ruGd8C4l11YTHnAJ+Ge9/Vy2dwVlCQ== |
| 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
| 2026-09-17T11:50:15.847524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023790observed c09be968b5db0e0d620b669e058b1928...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:15.828662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023790/manifest.jsonobserved 7184ad10e98329c42574c1d0592ea61b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:15.809857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023790/publication.mdobserved 1188f39965ecd3eb7d8fe2b77cdf2552...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:15.791186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023790/publication.txtobserved 2ad7f6507fc2d295de3a476f2304e5ae...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. |
|---|