OpenTechnical

OT-2026-000011623

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, pulsed 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-2026-000011623) never changes.

Identity and time

Publication numberOT-2026-000011623 · never reused
Internal UUID01a0ae6d-193f-7eaf-a974-5a641c9bcd35 · 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-2026-000011623
StatusPUBLIC

Content hashes

Canonical text2a48eef7684c9ac3bbdf96a2d37d006bcd639cf12f1e58b3c63f112bb2a8f042
Markdown6d61d24c79a13e85d5bb15e8eb25c38936e1ea9c9df60db0424ae4b9b0441682
PDF
Publication page38a9950b9feb271e95cfbcd63ef350f5cd9f4989eead119a893c39f5014a002d
Manifestc8758e7f3347fdf8986b742ad11127969a2b683ffade939e144419e7c95777a7

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
SignatureiFXAj4Pkfob1igyM+K8pK48fs2JhWNzWdg8MxRv1VgKOEnyOI/YkXDa6ww2dSsAvYZjhDblDEOirvkm+XL2vDw==
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

2026-09-17T12:12:12.343985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011623
observed 38a9950b9feb271e95cfbcd63ef350f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.325387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011623/manifest.json
observed c8758e7f3347fdf8986b742ad1112796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.307325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011623/publication.md
observed 6d61d24c79a13e85d5bb15e8eb25c389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.289508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011623/publication.txt
observed 2a48eef7684c9ac3bbdf96a2d37d006b...
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.