OT-2026-000020921
Publication integrity record
Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000020921) never changes.
Identity and time
| Publication number | OT-2026-000020921 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7c48-a9d7-c0ba4b96b1a6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 49f9348a1841969d17a8fbc2f1252d645aed3857b6a68bbf2612be869f59eb11 |
|---|---|
| Markdown | 94f26699d61550cd293a40e03dc854139a5572c18a31609335040cd9270976b6 |
| Publication page | a04793a0684fd144d1c7d1641eb24e74748eb29ee343d5ebfdb83d3a68fcead0 |
| Manifest | f0fa301d1a65890f55e28994add12677aeae5314e478924853cf6ecca7951671 |
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 | Z/r9UpAaqZVCBjj9kiJKF52InwyMJ1cbVLLBlX4LZ1PLny2/yXigOPqR1zILDxsve1dyGI3VnwmBa8raURuHCA== |
| 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
| 2026-09-17T11:56:02.620653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020921observed a04793a0684fd144d1c7d1641eb24e74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:02.603902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020921/manifest.jsonobserved f0fa301d1a65890f55e28994add12677...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:02.586246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020921/publication.mdobserved 94f26699d61550cd293a40e03dc85413...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:02.570426Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020921/publication.txtobserved 49f9348a1841969d17a8fbc2f1252d64...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. |
|---|