OpenTechnical

OT-2026-000100702

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000100702) never changes.

Identity and time

Publication numberOT-2026-000100702 · never reused
Internal UUID01a0aea3-66f3-7b91-a553-e6ee06088716 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100702
StatusPUBLIC

Content hashes

Canonical texta6894acac994a1724dc08fab313818c140c0dfc6296ab05e9116195eeccb5dde
Markdowne53a5460b188b2fc74d64569509829fe3f4b31ced4e111bf378347af76234439
PDF
Publication page0dc3ea31f46a188a8747d9f1bcb1036ca07de149fc3a7768acd03823ea1d0d45
Manifest8cf7dba65e0ad7cee0a15c73b4ee45ddec146ad9c685fbb971b301af0a8d177d

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
Signaturemb4UpkLPARbJy6r+jZSOnojYktx/bR8SIEQSaZ5xwPIYNOXhLMME1GWTDWmFb/sIBM46NcyRIgqXcqiszmnGBA==
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

2026-09-17T09:27:31.300576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100702
observed 0dc3ea31f46a188a8747d9f1bcb1036c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:31.281773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100702/manifest.json
observed 8cf7dba65e0ad7cee0a15c73b4ee45dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:31.262398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100702/publication.md
observed e53a5460b188b2fc74d64569509829fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:31.244581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100702/publication.txt
observed a6894acac994a1724dc08fab313818c1...
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.