OpenTechnical

OT-2026-000102116

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed 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-2026-000102116) never changes.

Identity and time

Publication numberOT-2026-000102116 · never reused
Internal UUID01a0aea4-50f2-7ae6-a4ad-b27d043bee06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102116
StatusPUBLIC

Content hashes

Canonical text292e72b97c191e18e648185ec84d8c395c106bc4ca9a16f690cff6edfd2c268c
Markdown665e4a05fecf6f3868aee50f56e48e6f5dd0224348af6d81e0898d6bc2709418
PDF
Publication pageb182c2fb5777c284e6d771ddafa1e46fb157be105b748f4147aa56b7a9d6d823
Manifest3bf13c32e05a460b43bef217c1a001b099f4df8ebcfeb43322a079d6b5d35a72

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
SignatureElIJpaJ2zuwcGDkNtOPjUlYfdNxbgo8AD+UaXD8rjsKdKNbp/3B2gkcC21yXQy/PUK3/U4EukAB6T27blTgcDw==
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

2026-09-17T09:25:16.300024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102116
observed b182c2fb5777c284e6d771ddafa1e46f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.282403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102116/manifest.json
observed 3bf13c32e05a460b43bef217c1a001b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.262138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102116/publication.md
observed 665e4a05fecf6f3868aee50f56e48e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:16.243889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102116/publication.txt
observed 292e72b97c191e18e648185ec84d8c39...
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.