OpenTechnical

OT-2026-000064075

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, pressure sensor per zone, pulsed 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-2026-000064075) never changes.

Identity and time

Publication numberOT-2026-000064075 · never reused
Internal UUID01a0ae8d-53be-7b7c-8e53-1eca703d069e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064075
StatusPUBLIC

Content hashes

Canonical text858fdf44eda732cc979a6f06f976749a54b08ad18e66e4c167e06bf28b23b1fd
Markdownf09cd055c42f912ea8f8004458ec197a36b03af84c74ad2145bd278f4ec1eb7c
PDF
Publication page70013596e996ea892ee0d5c089337de75e3e4389e14a0398984703b02ee855b3
Manifest1ac421a907c7683c59c8bf6097cd25b26cfce67daf94c7175cedb78afe043c20

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
SignaturezulRbCD9a0YXu8jwo2O6Kr/kY4Hry5khrMEY3+CfX3IxM8qZxJUoWYaO9mIaPfLzh1wB/H2zfu8ZtFoDPM4lBQ==
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

2026-09-17T10:37:10.690318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064075
observed 70013596e996ea892ee0d5c089337de7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.671909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064075/manifest.json
observed 1ac421a907c7683c59c8bf6097cd25b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.653105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064075/publication.md
observed f09cd055c42f912ea8f8004458ec197a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.632368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064075/publication.txt
observed 858fdf44eda732cc979a6f06f976749a...
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.