OpenTechnical

OT-2026-000080924

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000080924) never changes.

Identity and time

Publication numberOT-2026-000080924 · never reused
Internal UUID01a0ae96-b975-7cbf-b0ff-4a1a3c3749db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080924
StatusPUBLIC

Content hashes

Canonical text1e33af86fc8210dea53174546db8cbea558bfd10b4d09a1f84c0bcc322bc7350
Markdown82e2e289d8da15c5f8984d548eaf05219ba4b9d3eb2653dab81f4a269147476e
PDF
Publication pagedd93a31c9452935afcec96351d8b870afac96b1742dc51b5e070840f5a6cf944
Manifest01f7220e925c34ec0da490605229f5820468632d91fe2a7c8ac5880c870732e7

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
SignatureGMcCtjyolH/n3P/d/B1OWP7h9fZsly5WmexBxPUo309DFTLRD6/hCz68VSnfgVbdkalyCjcUj1LXl/aorpqjAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:02:07.676909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080924
observed dd93a31c9452935afcec96351d8b870a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:07.659639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080924/manifest.json
observed 01f7220e925c34ec0da490605229f582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:07.642545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080924/publication.md
observed 82e2e289d8da15c5f8984d548eaf0521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:07.626416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080924/publication.txt
observed 1e33af86fc8210dea53174546db8cbea...
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.