OpenTechnical

OT-2026-000069466

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000069466) never changes.

Identity and time

Publication numberOT-2026-000069466 · never reused
Internal UUID01a0ae90-b52a-7717-b3b7-4041dc91ce32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069466
StatusPUBLIC

Content hashes

Canonical text4f554a49dda3894a82c386266f0c060bff9825261d5a130def11568853ce57c5
Markdown144616714f8e174ce04771174a9b9c0ad625c1f0cba72145754e10eccfb67743
PDF
Publication page65cbbe4a52b166b38cd08dfbd9d4d5f2219a762ce79a9dd443b2aabeaefec6e6
Manifest2d808e0413d9f8a6e9b279b13ee987d3fe6b83a3d5504507ff3dae9a7c939f6b

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
SignatureTs5Y6mUNuhYDI2x4sIy91amaSIWJwdGpWu7suz2U6fovsXjkcEOMCfmUO47Rf+FjOz1BmBF3XB9udtvXHFVyBA==
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

2026-09-17T10:30:22.205018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069466
observed 65cbbe4a52b166b38cd08dfbd9d4d5f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:22.161822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069466/manifest.json
observed 2d808e0413d9f8a6e9b279b13ee987d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:22.144952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069466/publication.md
observed 144616714f8e174ce04771174a9b9c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:22.083599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069466/publication.txt
observed 4f554a49dda3894a82c386266f0c060b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.314355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069466
observed 65cbbe4a52b166b38cd08dfbd9d4d5f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.275736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069466/manifest.json
observed 2d808e0413d9f8a6e9b279b13ee987d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.257818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069466/publication.md
observed 144616714f8e174ce04771174a9b9c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.216669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069466/publication.txt
observed 4f554a49dda3894a82c386266f0c060b...
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.