OpenTechnical

OT-2026-000007929

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000007929) never changes.

Identity and time

Publication numberOT-2026-000007929 · never reused
Internal UUID01a0ae6a-908b-7845-8a59-c445b3010492 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007929
StatusPUBLIC

Content hashes

Canonical textbc43d8018cce50675664a4206eda8159a1ce5fa8078d2f8838d1b238a5b05494
Markdown8482cfd85f5e187e6f76ac7278a184c16654043dce69d94e872e6be62b548c0b
PDF
Publication page1d3f3ec8028612dfa5b3903bf5d7bb2d8e9c18f35e751a51085ab92269c65ed6
Manifestb3e002c6f0db06d6c0ea8c1e6016b9ab9501d11f0ce00d0dfaaa3486ffd33799

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
Signaturea6WAPyRglGuRF7SdJd4QcuOfqp1FwL2GZwuXS9HiSJzftcFE/SYhTTsj+0zsbF9QaHM4yl7UtkDqVW1lIkHDDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:25.718617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007929
observed 1d3f3ec8028612dfa5b3903bf5d7bb2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.701336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007929/manifest.json
observed b3e002c6f0db06d6c0ea8c1e6016b9ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.678050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007929/publication.md
observed 8482cfd85f5e187e6f76ac7278a184c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.659080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007929/publication.txt
observed bc43d8018cce50675664a4206eda8159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.153353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007929
observed 1d3f3ec8028612dfa5b3903bf5d7bb2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.132774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007929/manifest.json
observed b3e002c6f0db06d6c0ea8c1e6016b9ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.112591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007929/publication.md
observed 8482cfd85f5e187e6f76ac7278a184c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.094796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007929/publication.txt
observed bc43d8018cce50675664a4206eda8159...
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.