OpenTechnical

OT-2026-000044496

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000044496) never changes.

Identity and time

Publication numberOT-2026-000044496 · never reused
Internal UUID01a0ae7c-39d8-7f77-8877-746a8649ffa5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044496
StatusPUBLIC

Content hashes

Canonical text705e5956f98159a27cb420cf0454d74358179dbcb4153410dd59763dbe6c2d52
Markdown31ebf4da88d2359417e392892e421daff6cf68b087768134155fa72c00ea7421
PDF
Publication page70bedcbd988f2cdfa439caff4dd6b6b797adc95e40f167142969f0169d73b4b1
Manifesteb9634630f8b52a289b12a29d40012e4d38371a3728945fffa3c72abbd88b616

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
SignaturewrC+1aZhLCcr5jKfeEE9juRaFyM+D6pP1ei3dZ2UY7b5go1NCcu4QFttLyB5MDiUl+O/NTipKKONd2Robe8wCQ==
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

2026-09-17T08:30:58.010995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044496
observed 70bedcbd988f2cdfa439caff4dd6b6b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:57.991473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044496/manifest.json
observed eb9634630f8b52a289b12a29d40012e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:57.966851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044496/publication.md
observed 31ebf4da88d2359417e392892e421daf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:57.823767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044496/publication.txt
observed 705e5956f98159a27cb420cf0454d743...
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.