OpenTechnical

OT-2026-000072332

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000072332) never changes.

Identity and time

Publication numberOT-2026-000072332 · never reused
Internal UUID01a0ae92-47c3-765a-95d5-3058d88c4434 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072332
StatusPUBLIC

Content hashes

Canonical texte1f70b2d29e59124d529fc95eabc2a3a1fa3b07ac68e532f229586be5ebf7bfe
Markdowna5ed9e0eb77271ae4a7b0b977b644c3e435c49975465e283c4e920683290d4ab
PDF
Publication page2be3777b54f9c873b16028e7545f6f2ad05bd9e4d408973f2e2e1ffd5f3a841c
Manifestf883065713fcd526b4b8f760477861e0d2674dd472b6c765c1ff15351717a8a5

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
SignatureHs4FB91XDrtDvOYR0iDWZXRjaYxD3dQksFqndda715oGf0QZ/Ak0OFIgMpAXL2C76dtES2cpNuSxF99ARqFgDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:23:31.182294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072332
observed 2be3777b54f9c873b16028e7545f6f2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:31.165158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072332/manifest.json
observed f883065713fcd526b4b8f760477861e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:31.141386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072332/publication.md
observed a5ed9e0eb77271ae4a7b0b977b644c3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:31.117752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072332/publication.txt
observed e1f70b2d29e59124d529fc95eabc2a3a...
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.