OpenTechnical

OT-2026-000031602

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, pulsed 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-2026-000031602) never changes.

Identity and time

Publication numberOT-2026-000031602 · never reused
Internal UUID01a0ae74-bacf-79a9-9124-100f2b85ab95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031602
StatusPUBLIC

Content hashes

Canonical text2aef13cf6688682803e1d04d355646aaf2d91ebeb2994eeba466a50f0f99ce1b
Markdownb624d7b694f32ef46c388b34bb4c8a1557e3459b80d2ee7cb0313659974ce09d
PDF
Publication pagef0260940158b0887baa0ba89469e86048bcea45c94f4433aaa25721daf53f9c6
Manifest0330ef1c8fed8ac47e49b4846a8c646ce6473ec5588d31f4ba62679b1b4a5921

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature4vbN8w01Nl9joLV5dQMAIjp+kBqv9dWCVmCwcuwOx52GCUY+B7mkLkJQe9orgzhHZ9+9fVTO0AdtSUWUIm/bDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:38.735838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031602
observed f0260940158b0887baa0ba89469e8604...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:38.715757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031602/manifest.json
observed 0330ef1c8fed8ac47e49b4846a8c646c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:38.695060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031602/publication.md
observed b624d7b694f32ef46c388b34bb4c8a15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:38.676055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031602/publication.txt
observed 2aef13cf6688682803e1d04d355646aa...
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 archivePending 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 packagePending Custody packages are produced weekly.