OpenTechnical

OT-2026-000099429

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000099429) never changes.

Identity and time

Publication numberOT-2026-000099429 · never reused
Internal UUID01a0aea2-c973-7a76-a83b-4b252d8c327f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099429
StatusPUBLIC

Content hashes

Canonical textcd08f0176e8829638076dee9d840c04fa74cc3a9088fb36fb3db88ceb5d6a3e0
Markdown932500de5b6cf7e9bc48a18e2a8b141df2c34c8260d07fd279fce3f18da0eca9
PDF
Publication page4753bec919af6989490d0880f883150e3d8a1b7973986d63203b0bb7bf7c5c43
Manifest367b4109610927c048d4b3a6a3572315ae0a32e1cd70e61daa25513ca21b5b37

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
SignatureEIh6m2gIOqwmSO21claSCW3Rvsc+6igSliH7qcdYNzoOdbqwysd6NoiRpMDSqzX0qhmp1tps/CkB3F40oVUSCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:12.151344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099429
observed 4753bec919af6989490d0880f883150e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:12.133800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099429/manifest.json
observed 367b4109610927c048d4b3a6a3572315...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:12.116397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099429/publication.md
observed 932500de5b6cf7e9bc48a18e2a8b141d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:12.097922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099429/publication.txt
observed cd08f0176e8829638076dee9d840c04f...
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.