OpenTechnical

OT-2026-000079870

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000079870) never changes.

Identity and time

Publication numberOT-2026-000079870 · never reused
Internal UUID01a0ae96-4376-73f4-8324-386cccb0028f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079870
StatusPUBLIC

Content hashes

Canonical text80a983784711a18741d6e923ee9a1b83731d9c6f57aeee3a45b057d29e086a7e
Markdown44b0a60803728b972a9be97c9e0fb6310d0c7bfb87edacfa53fe66a12c2d633f
PDF
Publication pagec84390b53682c8146f56725372e0b4c99aab41151c8972cb12f0b522982b630e
Manifest402fa59bb08016bc515624bb996263cd92f3a498569a313791d122f1d3d72832

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
SignatureI56JD6XrQtAELLwn/3492a+/k8UfO+mFSnTyrGAsSE4EaLUpeuwAggFZTSvY+hh02h1ghxjLJV8trbtRMWunDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:24.166800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079870
observed c84390b53682c8146f56725372e0b4c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.148899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079870/manifest.json
observed 402fa59bb08016bc515624bb996263cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.130476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079870/publication.md
observed 44b0a60803728b972a9be97c9e0fb631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.112022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079870/publication.txt
observed 80a983784711a18741d6e923ee9a1b83...
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.