OT-2026-000018821
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-2026-000018821) never changes.
Identity and time
| Publication number | OT-2026-000018821 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-7e39-a8de-9adcc7aa5de5 · 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-2026-000018821 |
| Status | PUBLIC |
Content hashes
| Canonical text | 13d717c344f5ea1b1350ec2eaff111015ee61fa34d3e2ebe44ed6fdd6fe62481 |
|---|---|
| Markdown | 15f361354ef63289c79812b0ebe1affdadbf3ec5d83ef740614049df087af5df |
| Publication page | d4046608a611a8fa1767926c7a3713590e7bec03ef2dd8d9c50e60c86e447605 |
| Manifest | cc1ce17d5ca3c9224456e5b659e6131006785020acbcc2d14c6f5101f4d67d20 |
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 | iuWqjF1ZdbfvVuBCYwXMOz2xkdqwInDCNyHCBXc4BRCB7OSqssWI/0b2RajFeSTdQt65PNSlNBCUuNADEhGnCg== |
| 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
| 2026-09-17T11:59:27.261670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018821observed d4046608a611a8fa1767926c7a371359...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:27.242363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018821/manifest.jsonobserved cc1ce17d5ca3c9224456e5b659e61310...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:27.223195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018821/publication.mdobserved 15f361354ef63289c79812b0ebe1affd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:27.202355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018821/publication.txtobserved 13d717c344f5ea1b1350ec2eaff11101...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. |
|---|