OpenTechnical

OT-2026-000033373

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, pulsed blow-off 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-2026-000033373) never changes.

Identity and time

Publication numberOT-2026-000033373 · never reused
Internal UUID01a0ae75-8980-7492-ac9e-71d334a146f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033373
StatusPUBLIC

Content hashes

Canonical text013dc3311543f38df618f66c0d4547e73e8c42503c3204e902125ccd8aacf1d9
Markdown82b61dc836cd4983c9ff2f266f98af3e896bb2bf7880f624ca84f04d2e9a5133
PDF
Publication page8f98c7c77ba6a5a07e13d700eb9e157805b0973605e37924b7bb192cb2217e7c
Manifestcc9fa5f0a2f6db2451742519e8a933f22f15df0d24d3372efe197306c7738ef9

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
SignatureiIBWahzgRRnqoAP6SyvMZpm7a0BjB7okUYkCg88dbLp8NglvvjiECSXopRoCgppr1IbR62sbfMrJasKbVZIzCg==
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

2026-09-17T11:32:08.584127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033373
observed 8f98c7c77ba6a5a07e13d700eb9e1578...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:08.566362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033373/manifest.json
observed cc9fa5f0a2f6db2451742519e8a933f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:08.548817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033373/publication.md
observed 82b61dc836cd4983c9ff2f266f98af3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:08.529540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033373/publication.txt
observed 013dc3311543f38df618f66c0d4547e7...
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.