OpenTechnical

OT-2026-000051334

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump 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-2026-000051334) never changes.

Identity and time

Publication numberOT-2026-000051334 · never reused
Internal UUID01a0ae83-2740-7946-8aa2-64fb6fda6ff9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051334
StatusPUBLIC

Content hashes

Canonical text9f2c283b3a5ee8e527c994a9b3553ade2ec7ec68997f6579acf2b643eec05897
Markdown304ab5e921cd7e674c21056562f69512d2ce814ba99d4295351f559e04440e02
PDF
Publication pageb8012ce3bfa819407188a1acec55611367ee15abf125c23dd6dd37ccb7b98376
Manifest81cfd465d7c528c9b4e83bf84fa564dd4c06019093869e858a4f14732a06ac76

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
SignatureqCLbfNl9/ac8wImUgUwgfd0FsxcitYav6WfNe+CLGLzgWMPPjtg/xurbA6hKeLQS6lGtB8cQ83ct12/GBPMvCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T10:59:13.086151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051334
observed b8012ce3bfa819407188a1acec556113...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.065469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051334/manifest.json
observed 81cfd465d7c528c9b4e83bf84fa564dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.039577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051334/publication.md
observed 304ab5e921cd7e674c21056562f69512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:13.013769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051334/publication.txt
observed 9f2c283b3a5ee8e527c994a9b3553ade...
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.