OpenTechnical

OT-2026-000014561

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000014561) never changes.

Identity and time

Publication numberOT-2026-000014561 · never reused
Internal UUID01a0ae6d-b27b-7977-86be-e06e1c6f133c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014561
StatusPUBLIC

Content hashes

Canonical textc8587ace49d20276312f796d1dd61a9bd00834e5dead516a76e1c9751ffebed9
Markdown6caa94f27861d01fe1dcb2b6119b79cceab1043f0b850ccc2cb12b05f0736324
PDF
Publication page98426a5a593c5b111fdcadbc3969fbee95c3f1e3244bff016f013b9cfa1f7492
Manifest7348c3b44b0ce896ca80573a29e219a1ddcf2c84690637463ffc70d4e48f1951

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
SignaturebFFRqdBHIzlmEGP0cVVdftc23Qy21U5SonQtTdU6XVo95+Pn8Kf9kJ3c84BAMG8AREbt5aX14A5VdFNMqwjsAQ==
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

2026-09-17T12:10:26.299841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014561
observed 98426a5a593c5b111fdcadbc3969fbee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.278795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014561/manifest.json
observed 7348c3b44b0ce896ca80573a29e219a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.258126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014561/publication.md
observed 6caa94f27861d01fe1dcb2b6119b79cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.239771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014561/publication.txt
observed c8587ace49d20276312f796d1dd61a9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.915399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014561
observed 98426a5a593c5b111fdcadbc3969fbee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.896742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014561/manifest.json
observed 7348c3b44b0ce896ca80573a29e219a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.880300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014561/publication.md
observed 6caa94f27861d01fe1dcb2b6119b79cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.863015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014561/publication.txt
observed c8587ace49d20276312f796d1dd61a9b...
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.