OpenTechnical

OT-2026-000093633

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000093633) never changes.

Identity and time

Publication numberOT-2026-000093633 · never reused
Internal UUID01a0ae9e-508b-7aa4-a270-10d58b170a44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093633
StatusPUBLIC

Content hashes

Canonical text8f14e9f775d0f1c06c791ef59a5e1ef37a94d8fc5b6ae873d32c724cc33c4c93
Markdown50bd0c896ecdaa9eabb7248fc0858f5ff96a6a5f3fad451a2f54bd938a658fd9
PDF
Publication page4a7cba1dae859ddc51c88f7f29788050d451027e663b05ffaf9a705df0e94b5a
Manifest24bdfbc7fbaca531702cf623454a0654914294ac143fcc055795d431c11536dc

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
SignatureRNMR34xa31uhqcpD4hKi7Wl26nBPuJfJAb7sgWrXulZORC+PgZylZjZmVsbjaC0UGSbZMUCSrUkq3O9VzffkCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:41.117608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093633
observed 4a7cba1dae859ddc51c88f7f29788050...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.100988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093633/manifest.json
observed 24bdfbc7fbaca531702cf623454a0654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.083997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093633/publication.md
observed 50bd0c896ecdaa9eabb7248fc0858f5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:41.066847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093633/publication.txt
observed 8f14e9f775d0f1c06c791ef59a5e1ef3...
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.