OpenTechnical

OT-2026-000007902

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000007902) never changes.

Identity and time

Publication numberOT-2026-000007902 · never reused
Internal UUID01a0ae6a-908a-7358-b408-effbe85aa82d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007902
StatusPUBLIC

Content hashes

Canonical textc11399aca13447eb0a2032dfc2fa70d46bdeed0463f906f5a95437ccc97279ab
Markdowncc73b7adb8f14b4b0a2ed0aa71c0b348216ccda29325fd6fa5b314bc78cd863b
PDF
Publication pagedc6e4b70c5ca5b57fc2adede6c3b10fd2c8f08f3e59826ef7edba8c604d87fe0
Manifestcc6501c6de927ac410c4d00b651cf044a27d559f4295395ed7c00d18fc36864e

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
SignatureHQLFv4pidmrYZcoiKdhRZjvqJ7pGAqvAO8vb0F0dCa9+Qa7iCvFS8bdVCSReo9ciL/ixBccQZ3y6iNL2tbZQCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:07.906107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007902
observed dc6e4b70c5ca5b57fc2adede6c3b10fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.888480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007902/manifest.json
observed cc6501c6de927ac410c4d00b651cf044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.870599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007902/publication.md
observed cc73b7adb8f14b4b0a2ed0aa71c0b348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.851273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007902/publication.txt
observed c11399aca13447eb0a2032dfc2fa70d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:47.248416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007902
observed dc6e4b70c5ca5b57fc2adede6c3b10fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:47.224159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007902/manifest.json
observed cc6501c6de927ac410c4d00b651cf044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:47.167143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007902/publication.md
observed cc73b7adb8f14b4b0a2ed0aa71c0b348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:47.120398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007902/publication.txt
observed c11399aca13447eb0a2032dfc2fa70d4...
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.