OpenTechnical

OT-2026-000011472

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, sustained 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-2026-000011472) never changes.

Identity and time

Publication numberOT-2026-000011472 · never reused
Internal UUID01a0ae6c-88ff-770e-bae4-34d2154dfc69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011472
StatusPUBLIC

Content hashes

Canonical textb1bdab20ab0c9cf870c3b08bba8ddd9784117a48521f7d315f030584365ea9f3
Markdown9ad6c0dbb9915ca378bae78ccfa172d145d9c4cf926c34cecc6ab306618d12e0
PDF
Publication pagefa5c9eea271dbf90437ebf1c501baef246cf22cc2a05ba1cc8b41b8c745e5235
Manifestfb0e3c5b1059199dd2969f0569a6cef99529a0738f8c77c609b42805b039f8a7

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
SignatureC245lQ3PJcQkOJxJ38INe25KfI65LmN7DO3hTL6ihzft4YYzDbxR4XrAmzNttwzn+YWPnfYLJiRgthJ2xU2QDg==
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

2026-09-17T12:13:14.547828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011472
observed fa5c9eea271dbf90437ebf1c501baef2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.530369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011472/manifest.json
observed fb0e3c5b1059199dd2969f0569a6cef9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.512273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011472/publication.md
observed 9ad6c0dbb9915ca378bae78ccfa172d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.494443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011472/publication.txt
observed b1bdab20ab0c9cf870c3b08bba8ddd97...
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.