OpenTechnical

OT-2026-000025791

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000025791) never changes.

Identity and time

Publication numberOT-2026-000025791 · never reused
Internal UUID01a0ae71-a83e-716e-91d9-04a144b1c39f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025791
StatusPUBLIC

Content hashes

Canonical text3b84129880700437a75e6c15b08184d597f050cf27c0a5e69f81bce7d0dd7c5e
Markdown3f50ba01b3fe2bf3d084b61fca1270faf0fd7603d786a6e92a4e947219228516
PDF
Publication page7c1c502dc275be1e7d35fb361179965efefe60eb41ef4e1be875affdafc6cf12
Manifestb810bd19196c4ec33364ec99fe137e71f08eab1e2a7aae5cb32deebc0e7159fe

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
SignatureY8DgUSJvg6mSRWmrqwJlIhOC6umi9NwAh+0ogodn/NCrwJ4AqJUXPlLZJSYT4+4ssamyDIppapI5kra7GtWDCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:45:59.786631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025791
observed 7c1c502dc275be1e7d35fb361179965e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:59.767331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025791/manifest.json
observed b810bd19196c4ec33364ec99fe137e71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:59.747974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025791/publication.md
observed 3f50ba01b3fe2bf3d084b61fca1270fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:59.730375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025791/publication.txt
observed 3b84129880700437a75e6c15b08184d5...
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.