OpenTechnical

OT-2026-000094180

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000094180) never changes.

Identity and time

Publication numberOT-2026-000094180 · never reused
Internal UUID01a0ae9e-92cb-7c36-9c17-c0051e676630 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094180
StatusPUBLIC

Content hashes

Canonical textdca51ae09b94898f45fb23b3d7dce68cde2e23a01431377b125b1bdae7588069
Markdownbf97e2812c999dd7bd94a9bd7fb6ff3d104ad26a8926113362f8506b9fc638ed
PDF
Publication page82c1ac9438f225ae70aee9a547b0150bc0947d2e28aec5c48a7ff6f7869d03f5
Manifestd80d4a38a0e4f4e7027a62298bc5673bfba4c1daa3b54a683a2c58509943005f

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
SignatureerBcImWqfh8wk4RrNPChyjQssEg5PS2Jv9Vt+VEWdqhrM5w6av8IMSaTSjcX2pZhluJKc/z/mbQc8B+/drUzCw==
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

2026-09-17T09:38:38.769833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094180
observed 82c1ac9438f225ae70aee9a547b0150b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.754127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094180/manifest.json
observed d80d4a38a0e4f4e7027a62298bc5673b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.738665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094180/publication.md
observed bf97e2812c999dd7bd94a9bd7fb6ff3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.719163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094180/publication.txt
observed dca51ae09b94898f45fb23b3d7dce68c...
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.