OT-2026-000013504
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, pulsed blow-off before set-down
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-2026-000013504) never changes.
Identity and time
| Publication number | OT-2026-000013504 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fcb-7c98-a26a-9b37996a1164 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013504 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5fbf51ade105c6644ca02b8052176c56ad41bdea435c5646f9a1e8332cee1116 |
|---|---|
| Markdown | 5a77058028bae976f12b95d147bd21b5e6c3caea82cbab02ea4ffaef1869f35e |
| Publication page | 79e0bd9d9c6706474a34a78e2b1b03ac26dc4c443c090fd7187fc013bf783562 |
| Manifest | 923756eb3a29b59ccc14468467b5e1b1bbd6f2db2a894170c6192509500ba85b |
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 | 6PIs0udfg3gEy2T5TgeKQaXlstY5+z/0QBBwkzMC/iQYxc3riyXax/iMIpw7RUrklfbTG4DTmqQUFIDMmhOJCQ== |
| 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
| 2026-09-17T12:10:00.856535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013504observed 79e0bd9d9c6706474a34a78e2b1b03ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:00.837584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013504/manifest.jsonobserved 923756eb3a29b59ccc14468467b5e1b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:00.817182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013504/publication.mdobserved 5a77058028bae976f12b95d147bd21b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:00.797315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013504/publication.txtobserved 5fbf51ade105c6644ca02b8052176c56...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. |
|---|