OpenTechnical

OT-2026-000071922

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000071922) never changes.

Identity and time

Publication numberOT-2026-000071922 · never reused
Internal UUID01a0ae92-47c0-7f07-9277-3109dcd503ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071922
StatusPUBLIC

Content hashes

Canonical text6ef9ad953f7176d30baaba5a772fc998356a7b238ba069dc713d261f16cb24c5
Markdown689ae555c414ea2c845eae2c73b19d6031a3d35c5ed85bf6cb29846f96ccb849
PDF
Publication pagee6a2bd56b02c326d0dd38035c0288795a70c67404e92af3353014026130e6d85
Manifest5d7a7fa9dc1d3e335fdfc3b619e73b3b5e78bb19ed7934ddfc5a7f76eedcc0cb

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
SignatureUyzkc+FsGOLIBlHX+2mENbHt6bPIbHN7O/VHLkXyG/DQLqtiCvrirH5F11b9pQ0DHJgGm+oT0NH08BM5wZKuAA==
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

2026-09-17T10:22:57.078405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071922
observed e6a2bd56b02c326d0dd38035c0288795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:57.059483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071922/manifest.json
observed 5d7a7fa9dc1d3e335fdfc3b619e73b3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:57.039397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071922/publication.md
observed 689ae555c414ea2c845eae2c73b19d60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:57.018758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071922/publication.txt
observed 6ef9ad953f7176d30baaba5a772fc998...
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.