OpenTechnical

OT-2026-000022924

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000022924) never changes.

Identity and time

Publication numberOT-2026-000022924 · never reused
Internal UUID01a0ae70-46eb-7d12-8362-3a5d21f0e9e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022924
StatusPUBLIC

Content hashes

Canonical text64c052c1927da54e23f468a0928165fdcbfd79fa240c360403369c8b0e29e879
Markdown5615e43c42e1a9c0ea3430a180a4c97e237644c892bce4c99f23a7e33b0ef004
PDF
Publication page41a536c1cc447cbea72a78dc383ac5380ca23314e74d80edba19c32f6c628438
Manifest48a68f3f693ec349351a9ddd90e97bf54a8ec5a68c2b853e6ae51c0ec6a91618

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
SignatureOfReA25QTTB67/wqy204qogEIQOtLMMh98SYUKGXd4mUxU90F5WgqsDsD3x2DpHVsGiVgj2EjFvKpl8+M3+nAA==
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

2026-09-17T11:52:30.105569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022924
observed 41a536c1cc447cbea72a78dc383ac538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:30.088155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022924/manifest.json
observed 48a68f3f693ec349351a9ddd90e97bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:30.071852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022924/publication.md
observed 5615e43c42e1a9c0ea3430a180a4c97e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:30.056139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022924/publication.txt
observed 64c052c1927da54e23f468a0928165fd...
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.