OpenTechnical

OT-2026-000033084

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000033084) never changes.

Identity and time

Publication numberOT-2026-000033084 · never reused
Internal UUID01a0ae75-4844-7ac2-b5ec-168395736cd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033084
StatusPUBLIC

Content hashes

Canonical text5d48e7e47ecefc2223fae9d8487657a19ab56d3f08a6abffb77d816f3d85059d
Markdown07488ed2a62f9fa64f0e0bba0783ba46cf71ff7a13f3db9075a4a7c53238de0f
PDF
Publication page6b68cf83e313048acff8dedb8dd0cba632f09a0394a6b03d6f41484ef35271f0
Manifestd22289d6eb43a14e5dd0cdea2c39be0cd296b08b1d3f73b95ef5d5216b7226f7

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
SignaturemwPFC2BMe9P9ti0QLW71sfcmQWy7bTpO8TeLVzCGEw8rR6KdWyfNrV7roAk+Q9vVSKN5qqxmcZ5IFATh2elZBQ==
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

2026-09-17T11:32:43.933191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033084
observed 6b68cf83e313048acff8dedb8dd0cba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:43.914966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033084/manifest.json
observed d22289d6eb43a14e5dd0cdea2c39be0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:43.897090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033084/publication.md
observed 07488ed2a62f9fa64f0e0bba0783ba46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:43.879423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033084/publication.txt
observed 5d48e7e47ecefc2223fae9d8487657a1...
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.