OpenTechnical

OT-2026-000066844

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000066844) never changes.

Identity and time

Publication numberOT-2026-000066844 · never reused
Internal UUID01a0ae8e-ce43-75ac-bbb1-7235f0e71c8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066844
StatusPUBLIC

Content hashes

Canonical text8e36b1b9d8dfa24cb3d997aef675fe6b35b912572170f784dad35a6279f80356
Markdownff078e484da740f68bf65f01ede4297cda391b92ef87f5294fbf3b2b0aceece9
PDF
Publication page451e3e13c8b1b30251bd15122e33d3012d2b453db00f606f6da61960ca88999a
Manifest1d03c07d185d8aaae88a0300caee63c6981eb6d80c1db664d6502163487b1527

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
SignatureNCRgCGOY2Fw4RKUUHSYhzugpNg68xmQv9m+LnODTU68Ix//CWjcwt5IYF0Lp6ALcu8GUeBgtXPnKT6Hr2xLsCA==
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

2026-09-17T10:33:16.954666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066844
observed 451e3e13c8b1b30251bd15122e33d301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.936350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066844/manifest.json
observed 1d03c07d185d8aaae88a0300caee63c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.919625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066844/publication.md
observed ff078e484da740f68bf65f01ede4297c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.902902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066844/publication.txt
observed 8e36b1b9d8dfa24cb3d997aef675fe6b...
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.