OpenTechnical

OT-2026-000102314

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000102314) never changes.

Identity and time

Publication numberOT-2026-000102314 · never reused
Internal UUID01a0aea4-50f4-75a6-a3f3-58375b30cefd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102314
StatusPUBLIC

Content hashes

Canonical text253b0ec68c776ebe7bf8ef10fc56a708fb2b5e0d7cd46cbb2b84d67a94e306ed
Markdown131bf3849c99f2abf8cbc54bc8989755c2a985837c030b566b355dbc2cab9398
PDF
Publication pagefe8fd035d2151cb4f481e93604695fd546d20a9ff90322f6831da6ec6445f475
Manifest80d64eb38b2364d528253c3e34e15175204f4c0de3822a3d36799ceccfb56814

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
SignatureeqK4BStYMjX0CJmForf2eTOOVYLiNk3qa0VjJAtBncQxlMCmDv/xA/B9lSON8E/S1hs9Z4XqAuCbm96Lnhg0AQ==
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

2026-09-17T09:25:30.670662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102314
observed fe8fd035d2151cb4f481e93604695fd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:30.650598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102314/manifest.json
observed 80d64eb38b2364d528253c3e34e15175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:30.629595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102314/publication.md
observed 131bf3849c99f2abf8cbc54bc8989755...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:30.610558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102314/publication.txt
observed 253b0ec68c776ebe7bf8ef10fc56a708...
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.