OT-2026-000018720
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000018720) never changes.
Identity and time
| Publication number | OT-2026-000018720 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-74ab-8c1b-391ebc986a42 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018720 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9de296b4c208590c0a6de7316b20e631b8b2af50951cfce602f221179bde369 |
|---|---|
| Markdown | e24eafaf9d6b98f8acc7ae63b6c5682ecf05c291a9b2c0d83be6a3ef87b0276a |
| Publication page | 6ec082bf8ada0690a885ea4de622ea61ed7b46ccbb2805d347cd295af9c4d1e0 |
| Manifest | 4734cb63ce5bf140702cb0af716185ce2e42be373c2247518f534155ad5fb62e |
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 | g4TMuxbbRpKz2cR28hcPzmHzZCd7Ge1oxY1MO9p7shvVi+Opb4s6YN8xbjtHJTeKUvk2PwaFq00xqtofEsRmBQ== |
| 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
| 2026-09-17T11:59:19.578424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018720observed 6ec082bf8ada0690a885ea4de622ea61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:19.559648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018720/manifest.jsonobserved 4734cb63ce5bf140702cb0af716185ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:19.542317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018720/publication.mdobserved e24eafaf9d6b98f8acc7ae63b6c5682e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:19.524378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018720/publication.txtobserved c9de296b4c208590c0a6de7316b20e63...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. |
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