OpenTechnical

OT-2026-000022504

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000022504) never changes.

Identity and time

Publication numberOT-2026-000022504 · never reused
Internal UUID01a0ae6f-f4fe-75ed-8748-2f50c3767bc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022504
StatusPUBLIC

Content hashes

Canonical text9752560949abe068854cdaf6ee5d259cc371e8e7179489e973a7029f2f559069
Markdown6bc6d7a969b6c958eccb9f245fc68f441e2ea5b673f8e1fc6b35688078686edc
PDF
Publication pagef3d5f73c67c7c8d97edf63ad2c972d14049b17a5becfd75475e5d23226b548ac
Manifest38c98208ce75f082f3b1a0d7fb4640a889a487b05f89bb4c7ae3e331c55e6d40

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
Signature2iK8muAWxBesBU5Pp4TXc2EdQOniSKrwik/f4bWj4WS9MT9joCcB3XFfejjZRMp1OwdgfDWdZle0V8IZtlAVCg==
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

2026-09-17T11:53:55.890517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022504
observed f3d5f73c67c7c8d97edf63ad2c972d14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:55.872422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022504/manifest.json
observed 38c98208ce75f082f3b1a0d7fb4640a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:55.855477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022504/publication.md
observed 6bc6d7a969b6c958eccb9f245fc68f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:55.836468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022504/publication.txt
observed 9752560949abe068854cdaf6ee5d259c...
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.