OpenTechnical

OT-2026-000062488

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000062488) never changes.

Identity and time

Publication numberOT-2026-000062488 · never reused
Internal UUID01a0ae8c-0ac0-796d-848e-d952becb54bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062488
StatusPUBLIC

Content hashes

Canonical text373dbf60d49eef8a1def01b20fbd9b2455f30cb56fa01ce627059c7b6e4618fb
Markdown96f578436c8529240162fcef86d6662d002bd0f52d1841675afec08bc2c3767d
PDF
Publication paged98384fde76ec8c85f7e80f9ed3366c0b54c0522cda408790c87481da3743eab
Manifest47ace9ed73000d062f4981c20174bae7a02371dccec898248c1fce49489ace83

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
SignaturegBm4sTiMJmOpaU3NHZT7UKi+2bwDSCEEET6ug22eTMRElmNN5TSE5j+F3xMrsJ4tMJvJIlipsp+1V9gsrk4dDg==
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

2026-09-17T10:39:50.807887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062488
observed d98384fde76ec8c85f7e80f9ed3366c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:50.789379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062488/manifest.json
observed 47ace9ed73000d062f4981c20174bae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:50.768509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062488/publication.md
observed 96f578436c8529240162fcef86d6662d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:50.748014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062488/publication.txt
observed 373dbf60d49eef8a1def01b20fbd9b24...
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.