OT-2026-000013998
Publication integrity record
Foam pad vacuum gripper, single 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-2026-000013998) never changes.
Identity and time
| Publication number | OT-2026-000013998 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-74f9-9d01-68bc464dee83 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013998 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c26a0b0ac5e6d66fb28d98221353cdd1cfa9a57e2b4f9b2a7ae963899bf378d |
|---|---|
| Markdown | c76b5e823037caa0b13a582f9d9407de2dbb8c23a7fb0564cd8aeef086456a69 |
| Publication page | 4b46fb8afdc7d3656fd43819b7ebb7081f22e7540788e4bb640b91ae432e5f15 |
| Manifest | 473aad4c08523553818ec2b285097b76bd94f6739a9bd1e5644ac68c4e930568 |
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 | GaNwbvrvI1vy17aKv3eVpkrVXT0AEPlAZB3B2WixnAAqCQvRUTs3teCwylRYq8MTi7LM+jgAJY/zgC78QK9zBQ== |
| 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
| 2026-09-17T12:09:13.145780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013998observed 4b46fb8afdc7d3656fd43819b7ebb708...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:13.117139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013998/manifest.jsonobserved 473aad4c08523553818ec2b285097b76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:13.098110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013998/publication.mdobserved c76b5e823037caa0b13a582f9d9407de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:13.068619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013998/publication.txtobserved 3c26a0b0ac5e6d66fb28d98221353cdd...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. |
|---|