OpenTechnical

OT-2026-000080038

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000080038) never changes.

Identity and time

Publication numberOT-2026-000080038 · never reused
Internal UUID01a0ae96-4377-7423-a150-2ae50c04dabd · 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-2026-000080038
StatusPUBLIC

Content hashes

Canonical text3b0a53be0ab4cdbc0617510562bcd848c13aacf20828be88c28f10bc9ef2322f
Markdown59a6583f25aa3d66a16b521325b5d2ffd4b2767e674340c21f60abfd182112ca
PDF
Publication page49027cf100de8883613b94937b77fdf14027ddb5d90db350d974f29ff492f47d
Manifest937569a05a4cddb67959cab41bf19f0c46a505a86e9122a142047fe8169ebb31

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
SignatureTHu/Bw8lPkpeV8R2dPqkRvW60SiyQfT2y64ZlFm0JX6K2pOADPuW46KfGvIdURZi9M1om+go0A6AuHwRt2PVAQ==
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

2026-09-17T10:03:57.839850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080038
observed 49027cf100de8883613b94937b77fdf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:57.819539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080038/manifest.json
observed 937569a05a4cddb67959cab41bf19f0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:57.800217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080038/publication.md
observed 59a6583f25aa3d66a16b521325b5d2ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:57.781405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080038/publication.txt
observed 3b0a53be0ab4cdbc0617510562bcd848...
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.