OpenTechnical

OT-2026-000014458

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single 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-2026-000014458) never changes.

Identity and time

Publication numberOT-2026-000014458 · never reused
Internal UUID01a0ae6d-b27b-75eb-8946-a7366de42486 · 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-2026-000014458
StatusPUBLIC

Content hashes

Canonical text519c83cf5d1520d7e5bb1b4147d7dc222daa95e0b9bdb06b3c937900b0577085
Markdown2d9fd618cbc02f501b10b88c81cba84b3b95511657d62655f9013ff030454893
PDF
Publication pagebe7e68f85da3237b2f367c23d7068cc0006d55a0c91039884733a63ca7b565eb
Manifest4f75e2e1a2d3e0c5314a590891c124650f0ea282b6c5594d0f2d2a4c93fad3e9

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
Signature26U74yDW3dNhK3OPi/SjWrfDKPBys+FYTmww7E50Y2WhvaAPF2lr9KOVDq3khck3Vcm1ofUmOR8T35/WiT9PAw==
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

2026-09-17T12:10:15.814829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014458
observed be7e68f85da3237b2f367c23d7068cc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.794716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014458/manifest.json
observed 4f75e2e1a2d3e0c5314a590891c12465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.765846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014458/publication.md
observed 2d9fd618cbc02f501b10b88c81cba84b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.741636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014458/publication.txt
observed 519c83cf5d1520d7e5bb1b4147d7dc22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.164688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014458
observed be7e68f85da3237b2f367c23d7068cc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.145589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014458/manifest.json
observed 4f75e2e1a2d3e0c5314a590891c12465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.124522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014458/publication.md
observed 2d9fd618cbc02f501b10b88c81cba84b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.103924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014458/publication.txt
observed 519c83cf5d1520d7e5bb1b4147d7dc22...
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.