OpenTechnical

OT-2026-000093717

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000093717) never changes.

Identity and time

Publication numberOT-2026-000093717 · never reused
Internal UUID01a0ae9e-508c-70b1-99dc-ad1d90538c24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093717
StatusPUBLIC

Content hashes

Canonical text4b239944c46dc7a36a139f63f083c975b56d281f6e78f6da9ce8b3009ccefd88
Markdown3bf26086c31b66a2057e6c8f57bff041986f76f8a3ec0901dc3fe25b000cf2ff
PDF
Publication paged7c477a281f42b88d64394322a7eec31ea9e7eb62c9761241b09d044f8547f2d
Manifeste56477b1b79fba36e0f324ca69e0900339b968b1e84f65f72dfae614eeb0c229

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
Signaturec16zXRJqgEncVqTu113w9RPy+rcOVXk7QFAu9mfeL0zgHojm1dqcBJJe3QjLDcyh7KT5p1g/Leiw3nlPtXDTAg==
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

2026-09-17T09:39:47.283553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093717
observed d7c477a281f42b88d64394322a7eec31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.267050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093717/manifest.json
observed e56477b1b79fba36e0f324ca69e09003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.251401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093717/publication.md
observed 3bf26086c31b66a2057e6c8f57bff041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.234537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093717/publication.txt
observed 4b239944c46dc7a36a139f63f083c975...
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.