OpenTechnical

OT-2026-000008042

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, sustained 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-2026-000008042) never changes.

Identity and time

Publication numberOT-2026-000008042 · never reused
Internal UUID01a0ae6a-908b-7208-901e-539a19c1a3b6 · 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-2026-000008042
StatusPUBLIC

Content hashes

Canonical text55019674392d8cc069c6227d6a647c48ac9c5fffd513458215c82f686f04b8fc
Markdown158172d1d2ef78a07f5452f2bffb25f7a18caa0f9dea0326956844c9759c559c
PDF
Publication page9ab381c2464f2635d2040778843f799ff5167fcd026fb5033d0e1f374c823a6b
Manifest26eec8b41e99262ecdb2f111cb8549d0373f58d6c9cf1f24c84bb3b553c4c3ce

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
Signaturerk8Woh2hUBZOc2/z0fGhe2tdeSvQUo7T7O2xVq9iu0ihfNklhAFMEp6oV5r8gsCYdqSmiPNHGzW0AZXfKzXmCg==
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

2026-09-17T12:20:08.281941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008042
observed 9ab381c2464f2635d2040778843f799f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.243673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008042/manifest.json
observed 26eec8b41e99262ecdb2f111cb8549d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.215974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008042/publication.md
observed 158172d1d2ef78a07f5452f2bffb25f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.169546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008042/publication.txt
observed 55019674392d8cc069c6227d6a647c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:47.653821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008042
observed 9ab381c2464f2635d2040778843f799f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:47.617279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008042/manifest.json
observed 26eec8b41e99262ecdb2f111cb8549d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:47.596445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008042/publication.md
observed 158172d1d2ef78a07f5452f2bffb25f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:47.559857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008042/publication.txt
observed 55019674392d8cc069c6227d6a647c48...
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.