OT-2026-000043473
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000043473) never changes.
Identity and time
| Publication number | OT-2026-000043473 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92ce-77e3-a88f-0dcfb37ac344 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043473 |
| Status | PUBLIC |
Content hashes
| Canonical text | c92a09ae890cfacf1270578ef45fd37f0d943b78a1300121af4033b70d61357e |
|---|---|
| Markdown | a3d1580c8de0906ad298d5f25ff286529cd7d9e399843e76feb7f87daaa26510 |
| Publication page | 7a951540c4ecf5992529a60ea048fa0515d6b298e1248500702d544e4517b5e4 |
| Manifest | d48cb576da93a5b15afb7bb2c9dd0a124ab3f4756c4cf25752224e5f1f49e552 |
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 | VrX9VRNEb+2KEJ6ewcth4tl3W63ifa9iyNOrt7pvQW4n+AEeSI8MtkEd/DCGO3WRPEOGvOf/KKX7sQn5AOLMCA== |
| 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
| 2026-09-17T11:12:49.731604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043473observed 7a951540c4ecf5992529a60ea048fa05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:49.707104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043473/manifest.jsonobserved d48cb576da93a5b15afb7bb2c9dd0a12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:49.688652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043473/publication.mdobserved a3d1580c8de0906ad298d5f25ff28652...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:49.668374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043473/publication.txtobserved c92a09ae890cfacf1270578ef45fd37f...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. |
|---|