OpenTechnical

OT-2026-000097975

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line 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-2026-000097975) never changes.

Identity and time

Publication numberOT-2026-000097975 · never reused
Internal UUID01a0aea1-92f7-7157-8816-c8225386ff4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097975
StatusPUBLIC

Content hashes

Canonical text6cc8e8124cab0281f5632f82e769ffb58e657f94125aa0c02f18b7f090e557b5
Markdown10670899223dbccb9032686a7f58744c6ed0e4dabd05450612af912d0a857a87
PDF
Publication page652963e0598c8718308e9e2ec9b39cf5bcae3aad252176539e6cd416cb840567
Manifesta7a0f518bc5aa9adc2d3dfd8c3b67b750e8b3970719ff65e293bd87ae9f993ff

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
SignatureBW6Qb5gOddATezlkQfJRM/+WVbpeB/CZwtLp8mfsfntcd3qMT2rnO0GaNa/3F6FLjykAETGBSjZ+8/AsKPjCAQ==
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

2026-09-17T09:33:07.340851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097975
observed 652963e0598c8718308e9e2ec9b39cf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.324100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097975/manifest.json
observed a7a0f518bc5aa9adc2d3dfd8c3b67b75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.305678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097975/publication.md
observed 10670899223dbccb9032686a7f58744c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.287982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097975/publication.txt
observed 6cc8e8124cab0281f5632f82e769ffb5...
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.