OpenTechnical

OT-2026-000014279

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000014279) never changes.

Identity and time

Publication numberOT-2026-000014279 · never reused
Internal UUID01a0ae6d-b279-71d1-b1da-1a271267a52c · 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-2026-000014279
StatusPUBLIC

Content hashes

Canonical text801152842e7b48e4a2819168aa65a8c782007b2937ae15977402d5a52134d86f
Markdown516f3313c133c14ff24a811f3ea4c948e8ec958a40bc98989b188635918701ba
PDF
Publication pagea1aabf0b6ee6fb8e1cb8ebc99e02b57b711be857107f34336a31127fa948c8a9
Manifest41208a2d2f498637490d90907e677407625c67fde6a68a793dcf1f0d18bbef06

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
SignatureuUl2nXFp/TUxK1/XkVrsdVZHop98yBWwcTN07uKxg1zd8Ry/iBRKAR/jlpLlNpmgBefSWv/b+petzjdTmoFRDQ==
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

2026-09-17T12:07:29.581294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014279
observed a1aabf0b6ee6fb8e1cb8ebc99e02b57b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.563485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014279/manifest.json
observed 41208a2d2f498637490d90907e677407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.545217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014279/publication.md
observed 516f3313c133c14ff24a811f3ea4c948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.527424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014279/publication.txt
observed 801152842e7b48e4a2819168aa65a8c7...
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.