OpenTechnical

OT-2026-000104453

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000104453) never changes.

Identity and time

Publication numberOT-2026-000104453 · never reused
Internal UUID01a0aea5-3421-7a81-beec-9a704d7fb01a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104453
StatusPUBLIC

Content hashes

Canonical text7970c46afe7035f7952327fc65898892e3c4298c4f698d216e189498ea55052c
Markdownb69dfbf1a4be7fe236a5c668ceec707dd522c88dad5169b1eb9d68748254f26f
PDF
Publication page50ac6ab0ad2c3824830f44214337104adc9f457a1cdc8440dcd43e3eea68817a
Manifestace9aaea22e90acb8b2515270409411e8437ec4beb48776419b430ff28facd0b

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
SignatureYWx7axDAL2ekDwKoFg4IBBD2X+DRbt96QdIdGqZ0oRto4b07Gms1ihKG7QVr44hnLA8Qd3SCjpPMWq1pFJxlDA==
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

2026-09-17T09:21:44.017282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104453
observed 50ac6ab0ad2c3824830f44214337104a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.000528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104453/manifest.json
observed ace9aaea22e90acb8b2515270409411e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.982165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104453/publication.md
observed b69dfbf1a4be7fe236a5c668ceec707d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.962739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104453/publication.txt
observed 7970c46afe7035f7952327fc65898892...
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.