OpenTechnical

OT-2026-000007984

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000007984) never changes.

Identity and time

Publication numberOT-2026-000007984 · never reused
Internal UUID01a0ae6a-908b-7a92-87d9-05fc9a79b4be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007984
StatusPUBLIC

Content hashes

Canonical text482c1cb16e6609eecba5223ae2af0842928784548bc7e7634d6461f72bb71925
Markdowneff8cff2a83d10caf83b2ecdbe2b037644d78ce05c716c95a809c51a36ddf2ea
PDF
Publication page4e6a4251ede2a3bbdb4427b18b1a4bc475746f4c0834952708f9f8d4f6db43b0
Manifest67a84c4a2d2b087736f305021baaac1e14089a92bf88e1bb356c76ba21d98699

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
SignatureOjofoYg6xJVvBTZ7NgFZVY1bqd1A1oThXuNWW/iPl12xemYQg6tTRBPfBVpImpQHNAxffZykNhBI7ojef7ZDDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:07.440468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007984
observed 4e6a4251ede2a3bbdb4427b18b1a4bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.422492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007984/manifest.json
observed 67a84c4a2d2b087736f305021baaac1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.369256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007984/publication.md
observed eff8cff2a83d10caf83b2ecdbe2b0376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:07.322634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007984/publication.txt
observed 482c1cb16e6609eecba5223ae2af0842...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:46.593636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007984
observed 4e6a4251ede2a3bbdb4427b18b1a4bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:46.575688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007984/manifest.json
observed 67a84c4a2d2b087736f305021baaac1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:46.559024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007984/publication.md
observed eff8cff2a83d10caf83b2ecdbe2b0376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:46.519689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007984/publication.txt
observed 482c1cb16e6609eecba5223ae2af0842...
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.