OpenTechnical

OT-2026-000034690

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000034690) never changes.

Identity and time

Publication numberOT-2026-000034690 · never reused
Internal UUID01a0ae76-1ed1-71d4-b9ee-a838d295e7f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034690
StatusPUBLIC

Content hashes

Canonical text3cd79d7375a4d3a965f48d51216bff7dddf23e4b10b8b8f96e00211cac062e19
Markdowne4d7f5e8b9d911e6318efe0eb9b93606fcae13ee87a06f75fe75453919df1630
PDF
Publication pagedc43ed19ebe2d1989f13b51d15e30d383bf5a731ca38961ef927ec5f046023c4
Manifest4d41e2a34743589a39d77053e347041dcfc5fccef720af48446272ded912e78f

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
SignaturehYocFSpAze0J5ug+kDfOgDTacJjQPGnt0y4MsGy6OGgljV7vjQZZhrmTwfBcwI6ldOWruqCy8EN6sU3/zAAhBQ==
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

2026-09-17T11:30:04.701185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034690
observed dc43ed19ebe2d1989f13b51d15e30d38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.680764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034690/manifest.json
observed 4d41e2a34743589a39d77053e347041d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.654581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034690/publication.md
observed e4d7f5e8b9d911e6318efe0eb9b93606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.625779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034690/publication.txt
observed 3cd79d7375a4d3a965f48d51216bff7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:37.812186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034690
observed dc43ed19ebe2d1989f13b51d15e30d38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:37.794982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034690/manifest.json
observed 4d41e2a34743589a39d77053e347041d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:37.775490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034690/publication.md
observed e4d7f5e8b9d911e6318efe0eb9b93606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:37.756664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034690/publication.txt
observed 3cd79d7375a4d3a965f48d51216bff7d...
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.