OpenTechnical

OT-2026-000069193

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000069193) never changes.

Identity and time

Publication numberOT-2026-000069193 · never reused
Internal UUID01a0ae90-6dcf-73ff-9053-b805fc6c9904 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069193
StatusPUBLIC

Content hashes

Canonical text429faaa8b5df3ce4ad18c123b0ba6bb1851815c446357a0ff0996058bb5274e4
Markdown56ea7babce0830161c6fa7d3d3aa473a4bd00a0bcac2eeb4a321d331b46fe25c
PDF
Publication pagebf2095de46b27b2a0dc86ea2ea7d7a5aad059de1bcf0e7cff7d6807e8d4a004b
Manifest952e5e20ceb8f71fea40c2f9368d045c0bd61426b00037da8e7481f3ad53c1e4

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
SignatureMimmZw3k5IQRfbc6bD8vEDlhHHEAxklA2dvv31IjnoD8jWRRKYJg24+LFN3PGzXIinLPQswLMKwqkVz/gP1DAw==
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

2026-09-17T10:29:05.410783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069193
observed bf2095de46b27b2a0dc86ea2ea7d7a5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:05.393284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069193/manifest.json
observed 952e5e20ceb8f71fea40c2f9368d045c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:05.374881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069193/publication.md
observed 56ea7babce0830161c6fa7d3d3aa473a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:05.357307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069193/publication.txt
observed 429faaa8b5df3ce4ad18c123b0ba6bb1...
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.