OpenTechnical

OT-2026-000093753

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000093753) never changes.

Identity and time

Publication numberOT-2026-000093753 · never reused
Internal UUID01a0ae9e-508c-7ac0-81e3-df4ebdb56874 · 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-2026-000093753
StatusPUBLIC

Content hashes

Canonical textb3890c6affb384d78425ee0c68d692306ce5cf325f6cf344e708be6d7bae8824
Markdown12958b08b1b71b611f16d6ff9fed62246dda962548a24bcb126e299ae607204c
PDF
Publication page99f04710b50e12c41f80cfb7e9810c1382cb4d050f8e093c8c26651e4169fd86
Manifest5409307bb2a1b5b626ae79e7a0f1e8cd3a8b8c4b3f75c38f6a344755797aef76

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
Signature+4Kvo4jO18kV9g4m2nvTFo54RPnoq2FhxN31rVyZJUaM6FKMSfMRH+tj1sdYB0pUCUl/Mnt5UjHiWhocJCxJDw==
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

2026-09-17T09:39:49.991453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093753
observed 99f04710b50e12c41f80cfb7e9810c13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.971882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093753/manifest.json
observed 5409307bb2a1b5b626ae79e7a0f1e8cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.953578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093753/publication.md
observed 12958b08b1b71b611f16d6ff9fed6224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.936569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093753/publication.txt
observed b3890c6affb384d78425ee0c68d69230...
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.