OpenTechnical

OT-2026-000022011

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pulsed blow-off before set-down

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-2026-000022011) never changes.

Identity and time

Publication numberOT-2026-000022011 · never reused
Internal UUID01a0ae6f-bb5c-71ea-ae60-57d6c571a0e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022011
StatusPUBLIC

Content hashes

Canonical text106779e62a32a4c371c1a03b80fa29d9cd1a7e5610dc994d69c73a76de8dc4ad
Markdownb933075009984f741bcfbfc77de2cf86582269b30f27dbe445b2d6600b755c7e
PDF
Publication pageb3f712d1625fde86cfccf39c7dceef58e6a9dde73e2bcfbd680fbf03053141aa
Manifestfb1b14f0ceb6e299d3fb740fdf084a938240a7e05ca14dc9c9e24166f0148cbd

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
SignatureUdAdqq57/iL47QNev6Q4PlHE+gZWW+IOtMRIo1xGt/FFoaitvzqQhZwRSvYPQMmSNIDfFpiK5tdy1WJJnSBqDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:54:41.608723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022011
observed b3f712d1625fde86cfccf39c7dceef58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.591002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022011/manifest.json
observed fb1b14f0ceb6e299d3fb740fdf084a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.574373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022011/publication.md
observed b933075009984f741bcfbfc77de2cf86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.554245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022011/publication.txt
observed 106779e62a32a4c371c1a03b80fa29d9...
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.