OpenTechnical

OT-2026-000099080

Publication integrity record

Foam pad vacuum gripper, two zone face, four 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-2026-000099080) never changes.

Identity and time

Publication numberOT-2026-000099080 · never reused
Internal UUID01a0aea2-8287-7fe3-959b-58a8d60d5e7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099080
StatusPUBLIC

Content hashes

Canonical text6785ef791ac76382eda3d1b402bec0c19e6e6fbd1425a19fa5fa9a0e7eaa4fb2
Markdowndb2c419ab0e20fe50d5fd912d3c1ccf9bd08c58dbfbb289bc418b7320c219c3f
PDF
Publication page74b1050efda3ee27be1de68f00a233c2ece3b1542536a83f42b69300860e802d
Manifest81f47f1a1b4a729a9b06a97778731b606443c36ad5cf0dee61aaa9973f1a3746

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
SignaturedkhbJi2lfjvCnjRL2TUnwfrdyURNyKiCvMeLUsvbGABtUpXyAIpXqi+lrzZtM26lPFovzcy/OTjOSBLJ6n7aAA==
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

2026-09-17T09:30:18.758651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099080
observed 74b1050efda3ee27be1de68f00a233c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.737768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099080/manifest.json
observed 81f47f1a1b4a729a9b06a97778731b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.717201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099080/publication.md
observed db2c419ab0e20fe50d5fd912d3c1ccf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:18.696839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099080/publication.txt
observed 6785ef791ac76382eda3d1b402bec0c1...
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.