OpenTechnical

OT-2026-000007848

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000007848) never changes.

Identity and time

Publication numberOT-2026-000007848 · never reused
Internal UUID01a0ae6a-908a-766e-85db-a460e8b45c63 · 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-2026-000007848
StatusPUBLIC

Content hashes

Canonical text09ffde815dddffa057f9940b562364aad66e31edf993247ce836a4adbbf37998
Markdowne183ae047d3a77380dd5243cbe3d5fe68301c9204fa60c48b2aca6b383fcd4b9
PDF
Publication page685f66850b1af84b54f0063c674c10bcc26bbe2e334110d1a8d20365bb0fa1cb
Manifest17b0b175cfc6fab3954877c31bd33d3895b096723a433331b35bed613a69a1de

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
Signaturek9z7z4D1f3yL7rLQD2Lh7KA242f627DAoRMeSXlYHpdI4OB5PNqY9FT3JA5R9Q2sKiAN221P1VHt6UGnQpiFBQ==
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

2026-09-17T12:20:17.971843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007848
observed 685f66850b1af84b54f0063c674c10bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.945168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007848/manifest.json
observed 17b0b175cfc6fab3954877c31bd33d38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.868242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007848/publication.md
observed e183ae047d3a77380dd5243cbe3d5fe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.790733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007848/publication.txt
observed 09ffde815dddffa057f9940b562364aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:50.917514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007848
observed 685f66850b1af84b54f0063c674c10bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:50.899583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007848/manifest.json
observed 17b0b175cfc6fab3954877c31bd33d38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:50.881649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007848/publication.md
observed e183ae047d3a77380dd5243cbe3d5fe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:50.862202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007848/publication.txt
observed 09ffde815dddffa057f9940b562364aa...
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.