OpenTechnical

OT-2026-000052630

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000052630) never changes.

Identity and time

Publication numberOT-2026-000052630 · never reused
Internal UUID01a0ae84-573b-725a-8876-4a4d9b272b41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052630
StatusPUBLIC

Content hashes

Canonical textec19e21c6e7a7875138d086e1ed0f24bd335a650affe660f6cfa790fd080364e
Markdownb42868f4cb02e86e07bcf9a188a481fb9f21107594fc50035b610fd92ea27824
PDF
Publication pagecb456de596f0d436e16e8102e993f5cf20520c86bfd0a6dc26bd7ff06f93e278
Manifest51930f793f0eebd0cdc9eb68523d937b620da17632564d3a11133c6f3a73e0e3

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
SignatureldU9kFEvStcMXY7HKkcoY1RrnHQJC76RMpIxslDhJ3+4dwE8XgixC/nwyYFWuejJoG3Wvo4u289f1fRoSUQLCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:18.316323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052630
observed cb456de596f0d436e16e8102e993f5cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:18.298469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052630/manifest.json
observed 51930f793f0eebd0cdc9eb68523d937b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:18.281807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052630/publication.md
observed b42868f4cb02e86e07bcf9a188a481fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:18.263950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052630/publication.txt
observed ec19e21c6e7a7875138d086e1ed0f24b...
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.