OpenTechnical

OT-2026-000092624

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000092624) never changes.

Identity and time

Publication numberOT-2026-000092624 · never reused
Internal UUID01a0ae9d-b5fe-77bf-89d3-36542eba298d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092624
StatusPUBLIC

Content hashes

Canonical textd9844ac461c2768a02db9fc49f2d93f8b60cb7c522e76448897aa1aec7721203
Markdowneb794ed2e74b1d26102a1d262c18d8acd29e568f0804147171a68771a8e99060
PDF
Publication page77a8218ab086b9b70ffa11a0dce679a9ed08848c1d04c7c39b8096146a2a99c0
Manifest0cfe76b597ab85ce58a3f7df1745de93173c4d116ab80207961cc11708da6176

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
SignaturewqEKP5OcEWpsAeYqu9n+0tGP1EPNEFgo6Gjt49DQm+1y/MUpnx026FCds257HOVGntRONlygYujbnVh4z7wSCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:13.463535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092624
observed 77a8218ab086b9b70ffa11a0dce679a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.445807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092624/manifest.json
observed 0cfe76b597ab85ce58a3f7df1745de93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.427642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092624/publication.md
observed eb794ed2e74b1d26102a1d262c18d8ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.408238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092624/publication.txt
observed d9844ac461c2768a02db9fc49f2d93f8...
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.