OpenTechnical

OT-2026-000062104

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000062104) never changes.

Identity and time

Publication numberOT-2026-000062104 · never reused
Internal UUID01a0ae8b-b8b0-7971-b51c-36eac1d8bbbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062104
StatusPUBLIC

Content hashes

Canonical text2935b03f44159fe49119ca4004c763496af787415563487e1574db8f50c60b89
Markdown093153751911704bb6b44255f7cab45319861ab4e26383657db10d255b0aa705
PDF
Publication pagea934a3263f3d36f568d3ee0e58bc1ba1b90835d0d0f8dabe858c59e49900b9db
Manifest61fa82b4b7d23e7b58fd04e66e4b9fede800e1389efe2c4816938b4e88f799da

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
SignatureS9nAZN4fPfhtMuWdVmNHRKtova+wIKweiO5/UC7uj+fh887KLFHbYDYQpwmf4FUCv2xHjJBylQu90Fx9hs5KDA==
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

2026-09-17T10:41:09.747969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062104
observed a934a3263f3d36f568d3ee0e58bc1ba1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:09.730118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062104/manifest.json
observed 61fa82b4b7d23e7b58fd04e66e4b9fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:09.713117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062104/publication.md
observed 093153751911704bb6b44255f7cab453...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:09.696858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062104/publication.txt
observed 2935b03f44159fe49119ca4004c76349...
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.