OpenTechnical

OT-2026-000061057

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000061057) never changes.

Identity and time

Publication numberOT-2026-000061057 · never reused
Internal UUID01a0ae8b-137d-7868-a4a9-3a8d03c0db53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061057
StatusPUBLIC

Content hashes

Canonical text97683d204e41b8efa7cb3480927b9532ad6ee3a73b79f2454c829feb3b1ccfa9
Markdownc1d82353129a830773ebf62adffacf360f71fe3b37cd9e51a47a3905ff77eb3d
PDF
Publication page899c5be6b34d5fcd2bd2d4c061d6ae2116c99fe213ff343f04c945739c843a4d
Manifesta7649f9e9d86c425cd738598707f6224a59608bac3aaede3821193154c2b6e19

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
Signature+X6rrVruyXVU+myX5jCxbTk5Lnnlt3pRzukq8TGhLvJstgHrYIKZQKnxTuNJrivsCanZDpr75v/nwLwwZBQ6Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:24.802328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061057
observed 899c5be6b34d5fcd2bd2d4c061d6ae21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:24.782548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061057/manifest.json
observed a7649f9e9d86c425cd738598707f6224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:24.763285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061057/publication.md
observed c1d82353129a830773ebf62adffacf36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:24.744365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061057/publication.txt
observed 97683d204e41b8efa7cb3480927b9532...
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.