OpenTechnical

OT-2026-000078582

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented after set-down, on a tool changer

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-2026-000078582) never changes.

Identity and time

Publication numberOT-2026-000078582 · never reused
Internal UUID01a0ae95-7c29-76f3-93e7-db740f422b0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078582
StatusPUBLIC

Content hashes

Canonical text2b97b6d6c6c3db6ef0033bbc6dcf6db5245821b0673de6c226ef46088d10bc8d
Markdowne803bedc6b8244751b6f340a019e9ada2d4268e72eafacec8b4bacefd15837b2
PDF
Publication page7316d6de27fb96740b3e234350cc1e6cf1faccfe57699f44b5eb65afafa72a8c
Manifestc86e737aff178a036acd341f0d83f3486090d81e4aa023515c6edb9c18050710

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
SignatureLYwJaY8sThUPjR6EmKeSpAGWli/eMKkcgGggOu66QbneBU1mF2gkOFixWYwsUQRNNUoaVUu8V14qoUMnYKyHAA==
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

2026-09-17T10:06:36.535785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078582
observed 7316d6de27fb96740b3e234350cc1e6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:36.517770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078582/manifest.json
observed c86e737aff178a036acd341f0d83f348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:36.496768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078582/publication.md
observed e803bedc6b8244751b6f340a019e9ada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:36.478750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078582/publication.txt
observed 2b97b6d6c6c3db6ef0033bbc6dcf6db5...
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.