OpenTechnical

OT-2026-000083952

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000083952) never changes.

Identity and time

Publication numberOT-2026-000083952 · never reused
Internal UUID01a0ae98-0419-7021-975d-d44b8d95fc99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083952
StatusPUBLIC

Content hashes

Canonical texte93d54bccfc24728b803fa9d3e470af20059a9ed451f1eac7f9dc939daa5f996
Markdown96c664fa72d7aef2ad31fc7c40deed9fee80a374535e03e544fa0cae290a8376
PDF
Publication page0e83f5b2e8659ab18c6ae381341911e7e81109b28c4db5426370b8376776098d
Manifest8a76147bf62390e47fe197466277cbe69f8e9c1022ecb453852c9c232e1cb384

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
SignatureZZdO+DYFd7N4WQXFSIFNayqImLKvSLH+Eb0e5zgW/xAHQvtvN5JR6R492SMxTpqmmIxmALqpNxVcGhTS8kIECw==
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

2026-09-17T10:00:27.589930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083952
observed 0e83f5b2e8659ab18c6ae381341911e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.564145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083952/manifest.json
observed 8a76147bf62390e47fe197466277cbe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.538158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083952/publication.md
observed 96c664fa72d7aef2ad31fc7c40deed9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.506954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083952/publication.txt
observed e93d54bccfc24728b803fa9d3e470af2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.134008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083952
observed 0e83f5b2e8659ab18c6ae381341911e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.119418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083952/manifest.json
observed 8a76147bf62390e47fe197466277cbe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.102962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083952/publication.md
observed 96c664fa72d7aef2ad31fc7c40deed9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.084920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083952/publication.txt
observed e93d54bccfc24728b803fa9d3e470af2...
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.