OpenTechnical

OT-2026-000044763

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000044763) never changes.

Identity and time

Publication numberOT-2026-000044763 · never reused
Internal UUID01a0ae7c-911a-7150-8674-3be051033b80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044763
StatusPUBLIC

Content hashes

Canonical text9cbc16d8cefcf5fd9f96f271473662d9c1dda9da2d824466241097dc42cc6add
Markdown73c43b6d89501cdf682f14d001faf52e99e94301c12201fc0234c93d25d5d3e0
PDF
Publication pageecc6c79793255f9134175f3b1336fde80b5a249da389eee2812bd66ffc92862a
Manifestd92da5b392d0bc8e4824417348eb3cb2f2d25a6a5cded2f77730aec409ef7628

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
SignatureX2cxpPgviaSsoYZkERpMJA4hedjPZ3mgriVYsPGLqtpiSWJvDbmf+z/wWHEQQalHeS1tonsU6TYEZDf354W2Cw==
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

2026-09-17T11:11:23.028910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044763
observed ecc6c79793255f9134175f3b1336fde8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:23.009728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044763/manifest.json
observed d92da5b392d0bc8e4824417348eb3cb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.991124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044763/publication.md
observed 73c43b6d89501cdf682f14d001faf52e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.972719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044763/publication.txt
observed 9cbc16d8cefcf5fd9f96f271473662d9...
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.