OpenTechnical

OT-2026-000102347

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two 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-2026-000102347) never changes.

Identity and time

Publication numberOT-2026-000102347 · never reused
Internal UUID01a0aea4-8589-78f3-9c64-43852f850c56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102347
StatusPUBLIC

Content hashes

Canonical text715fc4a0381a095cdcf7b6b86f5d08bb246072592cd1ad746d78d3aaf5461ead
Markdown7809e9e0f50ca33466c5f5f4254f0e6c0c303f765d92cf438a9664cdafd9d4d7
PDF
Publication pagef4eb10d5a6633522cfa70edf5b04f47bc584e37cee0149aadd848c7940b0293d
Manifest9128042e398907c83c6b4d6cd22557294e93cdeee64fbfb18acfd2e2037ec25a

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
SignatureYbjXUneNQsD32f23xZsEZSnXaZ69JKhFgm6Gc3hEJu7ouVhvWLBssX6G8KgXy+addl4RaPRgTnKrmjJBbowqDA==
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

2026-09-17T09:23:40.885925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102347
observed f4eb10d5a6633522cfa70edf5b04f47b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:40.869003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102347/manifest.json
observed 9128042e398907c83c6b4d6cd2255729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:40.850779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102347/publication.md
observed 7809e9e0f50ca33466c5f5f4254f0e6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:40.831354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102347/publication.txt
observed 715fc4a0381a095cdcf7b6b86f5d08bb...
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.