OpenTechnical

OT-2026-000047638

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047638) never changes.

Identity and time

Publication numberOT-2026-000047638 · never reused
Internal UUID01a0ae7f-c41e-77f8-b762-5e72224096fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047638
StatusPUBLIC

Content hashes

Canonical text1f684c64f8f44975ea298d6a714fb47b68489d85f7ae75e2ca53a56c22fe06b6
Markdown8e9a7a0ae9ef371f12966dbbaebd58d0a5dc063d867c32617af049e2945f8a80
PDF
Publication page22ae0d703f2d6c94c0c811e96627e3cf91b25742e332e90b21042bac7e1c5c8b
Manifest53bc6f59b9207aa769bcee42821c51efaa0e3ba8f2c546bb910ae71352c83457

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
SignaturenqF2MmloDpazh0A/r9vMNEmBukbU5a7L/Px8waJl9NSLiemItIPi+wAkxUBtDY0IVbHp29uRcfORe66wMo8IBQ==
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

2026-09-17T11:05:28.038999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047638
observed 22ae0d703f2d6c94c0c811e96627e3cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:28.017942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047638/manifest.json
observed 53bc6f59b9207aa769bcee42821c51ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:27.998232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047638/publication.md
observed 8e9a7a0ae9ef371f12966dbbaebd58d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:27.979404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047638/publication.txt
observed 1f684c64f8f44975ea298d6a714fb47b...
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.