OpenTechnical

OT-2026-000092668

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000092668) never changes.

Identity and time

Publication numberOT-2026-000092668 · never reused
Internal UUID01a0ae9d-b5ff-7e73-b5ce-85339919735e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092668
StatusPUBLIC

Content hashes

Canonical text1a5fc7939107c0703e9da5c83b2609b19a05e3607108b1bd8ad5a25f029f9c5c
Markdown7515d4591e5e678ed2675a8638fa9931e3d845475decaded5383da99db87097e
PDF
Publication page03ac97b1b25449cad28a395b35d0a56ce137e3ce4294d15b28d23404024fce93
Manifest670b8cc3cfda8f487c44c40540ce2322774a04f50200db0ef1cbd03741d8377e

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
SignatureIe8nzsLgO78G4pqVQ/ymvP1Q5KSwLDj4jXF+yZ5J9sfzGpDK96c1KREZlSccUJ3WsAyGdOnbk4JVjS4yWm0pDA==
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

2026-09-17T09:41:16.789553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092668
observed 03ac97b1b25449cad28a395b35d0a56c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.771562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092668/manifest.json
observed 670b8cc3cfda8f487c44c40540ce2322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.754789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092668/publication.md
observed 7515d4591e5e678ed2675a8638fa9931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.739117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092668/publication.txt
observed 1a5fc7939107c0703e9da5c83b2609b1...
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.