OpenTechnical

OT-2026-000097322

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-2026-000097322) never changes.

Identity and time

Publication numberOT-2026-000097322 · never reused
Internal UUID01a0aea1-01cb-772f-b686-2ecf337b4fd8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097322
StatusPUBLIC

Content hashes

Canonical text206a295f2c5581bc8e88a4f4c3fa138007603b0654049950bf8b556d0702ea94
Markdown8c7b8a5ead26548898f308f0c243e3c921448aec62c0a7732fc38b195390fa5d
PDF
Publication pageccc17f94d099af2b0842676a0e8638e6ed3316b979d67c9cf8dac85e7682011d
Manifest61e4c83227e8f87bc1316fd83b46ee331110bd1986951bd96f25e756a565c1de

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
SignatureILZZ8MnrYEwJ/fCkj1pgKRA7Hq2r6HLfHEWAlXD9TZSV7J6oAW62C0wtn/HCcL1gbXFb33buolgn0ccBR6PNCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:35.213565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097322
observed ccc17f94d099af2b0842676a0e8638e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:35.197001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097322/manifest.json
observed 61e4c83227e8f87bc1316fd83b46ee33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:35.180395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097322/publication.md
observed 8c7b8a5ead26548898f308f0c243e3c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:35.163145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097322/publication.txt
observed 206a295f2c5581bc8e88a4f4c3fa1380...
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.