OpenTechnical

OT-2026-000005455

Publication integrity record

Vacuum cup gripper, three zone face, three outlet manifold, ejector fed, vented before set down

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-2026-000005455) never changes.

Identity and time

Publication numberOT-2026-000005455 · never reused
Internal UUID01a0a939-8c83-79f1-a5b9-bbfb7510e165 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:58:36.166025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005455
StatusPUBLIC

Content hashes

Canonical textf78932cba94d85ff29c0dc993fd7b9851f0d36e6d187ccf201ec791cdbc79f59
Markdown05c321d4cb89a9e559c07744376419d9e4d745b5722a23d5dbd0d31390836a29
PDF
Publication pageb52899ae659033de6e9091ea50fa5b5fc24edfa9d7d05ab22fa299380285b920
Manifestb83385362a9746d661680294d5e285ebc05c47c9a0b5eaa2839fdd81d8e7ff15

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
SignatureQQkw/8FvXfx31EGoOIyDwhi+GSsuO1+kgaozFw1ldiwD17dSVsXJId8rF+wjn/n4WTTeXCYGnHQ8Qob5WXU0Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:07.479920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005455
observed b52899ae659033de6e9091ea50fa5b5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:07.466957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005455/manifest.json
observed b83385362a9746d661680294d5e285eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:07.453110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005455/publication.md
observed 05c321d4cb89a9e559c07744376419d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:07.437307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005455/publication.txt
observed f78932cba94d85ff29c0dc993fd7b985...
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.