OpenTechnical

OT-2026-000083948

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000083948) never changes.

Identity and time

Publication numberOT-2026-000083948 · never reused
Internal UUID01a0ae98-0418-7d71-9072-00ec70938634 · 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-2026-000083948
StatusPUBLIC

Content hashes

Canonical text6b28192e75ad0b14a9d05eb32a138d0f25bbcfa8db5d5c8749bbee556662788c
Markdownbc065a5d9a1378fad1465e4ab2b6bb06db5abb2ef0f1767b2741a21179f7baf3
PDF
Publication page94b4d6c95360098ebe35f9d3a87a71a8cb6fc048007723f9a0968493217d39d0
Manifest68829652201e49ed25fde408ffda79e6738a24192deb55fdd8eda8d648ead984

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
SignaturekYEn1aiEuJ/TxyflukmcmVymJ34YGVA2CnMot4fqrta/E2qIsKq+nhgPgh5XLL/H7K+5oVUvhVzicnSi2f9rAg==
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

2026-09-17T10:00:27.214487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083948
observed 94b4d6c95360098ebe35f9d3a87a71a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.194546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083948/manifest.json
observed 68829652201e49ed25fde408ffda79e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.172217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083948/publication.md
observed bc065a5d9a1378fad1465e4ab2b6bb06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.149814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083948/publication.txt
observed 6b28192e75ad0b14a9d05eb32a138d0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.851832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083948
observed 94b4d6c95360098ebe35f9d3a87a71a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.834035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083948/manifest.json
observed 68829652201e49ed25fde408ffda79e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.816352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083948/publication.md
observed bc065a5d9a1378fad1465e4ab2b6bb06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.798794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083948/publication.txt
observed 6b28192e75ad0b14a9d05eb32a138d0f...
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.