OpenTechnical

OT-2026-000070565

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, supply line pressure sensor, pulsed 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-2026-000070565) never changes.

Identity and time

Publication numberOT-2026-000070565 · never reused
Internal UUID01a0ae91-5460-7965-91a3-2704fed2fe58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070565
StatusPUBLIC

Content hashes

Canonical text70658229748f1e1f44b2bf1c3aed4c52731b154f7435aa6ae71ae611ca28e962
Markdown49b601ed2e36ac94eb20be7b1353e86e1a1065ffe8c34c3b63d1d7e099332848
PDF
Publication page15fb69cddd6f7ab52b989edbc2891c2d7808039948675bd2d7adc95a6c8481b4
Manifestbd83b3c82d0ffb22fbdca851b8bc32cc8050aa4b99fe320cccb03ae80ee1eca3

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
SignaturenMmm52LbatQUnTgWyExHoMDN3vZM61yXKcoCI+BxhvavaUey1LPR8+y2iw7H4i//+NHRuErA0Sbc/qx99/upAQ==
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

2026-09-17T10:26:24.993764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070565
observed 15fb69cddd6f7ab52b989edbc2891c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.975383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070565/manifest.json
observed bd83b3c82d0ffb22fbdca851b8bc32cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.958096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070565/publication.md
observed 49b601ed2e36ac94eb20be7b1353e86e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.940633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070565/publication.txt
observed 70658229748f1e1f44b2bf1c3aed4c52...
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.