OpenTechnical

OT-2026-000011999

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, pulsed blow-off before 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-2026-000011999) never changes.

Identity and time

Publication numberOT-2026-000011999 · never reused
Internal UUID01a0ae6d-1943-71d6-8ed3-480edcd10e62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011999
StatusPUBLIC

Content hashes

Canonical textfd6da019fa41703271002a46eff24f0516868b1a9d77cc3aeb5608826757a2a7
Markdown10fc016ac0a5634fb2b274bfe921b9a0961841518d57ac8670fbb4b9244fe544
PDF
Publication page60c4ceb84deb7a021921313673bb5d6379bd46ed272dcb33e09a2fe2f255a5c7
Manifest79811cf35ded31be8359fd7c2dcd0d16f42aa60458e5b0c096a3c3150a64531e

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
Signaturep+0yOia5P6VNmOqWtH9EJiQ8vcXhwzgiG6dDicqohUmu7vSqbSR55Rg7P+AnZyTMCjn88Ouo9yEFmL6DQQLxCA==
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

2026-09-17T12:12:51.786704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011999
observed 60c4ceb84deb7a021921313673bb5d63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:51.766654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011999/manifest.json
observed 79811cf35ded31be8359fd7c2dcd0d16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:51.747817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011999/publication.md
observed 10fc016ac0a5634fb2b274bfe921b9a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:51.727365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011999/publication.txt
observed fd6da019fa41703271002a46eff24f05...
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.