OpenTechnical

OT-2026-000031359

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000031359) never changes.

Identity and time

Publication numberOT-2026-000031359 · never reused
Internal UUID01a0ae74-87ac-77af-bfb7-8f67979bfc99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031359
StatusPUBLIC

Content hashes

Canonical text17d771c54fe1566369ba8965dfec1030598a85c2e8f08344464178bf7dc7e130
Markdown2aa34bc070a72ba61d0bcbac160ba4d5199fc921a00e733fd73585f6aa469acf
PDF
Publication page6aeb469959827d1169bb4ff3b88bc89e507ca82f6eb86dc7e8225907dcae0834
Manifest550a44970c7614b51e906ab7464d3a46179e35a798d6aea8268899ac6ae20419

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
SignatureiFF1BhlYM6J/2FJUYotcqWudRxwMNzbsjO5JiDgdG0nvaqk8PYgx+EXVnXlnbFJGnEHy+sYhp3fUUyrSsT0QDw==
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

2026-09-17T11:36:03.613880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031359
observed 6aeb469959827d1169bb4ff3b88bc89e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:03.596707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031359/manifest.json
observed 550a44970c7614b51e906ab7464d3a46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:03.578489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031359/publication.md
observed 2aa34bc070a72ba61d0bcbac160ba4d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:03.559585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031359/publication.txt
observed 17d771c54fe1566369ba8965dfec1030...
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.