OpenTechnical

OT-2026-000091496

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000091496) never changes.

Identity and time

Publication numberOT-2026-000091496 · never reused
Internal UUID01a0ae9c-f16d-7130-be3b-9727e2ed19ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091496
StatusPUBLIC

Content hashes

Canonical text0cd66743533e88ccef677cd56d209d1cc7da0c2392c698d7a42ab55e69ad973b
Markdown54e43d366ea5080178aca12f0e5ff3adb43ddb782ba3d727afefe0535c3cf793
PDF
Publication page1f8ed7dd2f8aa1ac18e10a6354855bdb0097d2c8442530dc81ab1450ea5f7d6a
Manifest5464738d6d6afa19b423eaeffc7c70932004aca7faeca0222aaef45100b334b6

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
Signaturecm4w1gPtXZS1Xko78hK71NP4Tf4vTMYpporK8luuuyeH4LK88SenIDL0SarGFkPVlCShuipHFaqA0vj9j6SmDg==
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

2026-09-17T09:43:45.418826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091496
observed 1f8ed7dd2f8aa1ac18e10a6354855bdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:45.400976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091496/manifest.json
observed 5464738d6d6afa19b423eaeffc7c7093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:45.384215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091496/publication.md
observed 54e43d366ea5080178aca12f0e5ff3ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:45.366758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091496/publication.txt
observed 0cd66743533e88ccef677cd56d209d1c...
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.