OpenTechnical

OT-2026-000094612

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, manifold 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-2026-000094612) never changes.

Identity and time

Publication numberOT-2026-000094612 · never reused
Internal UUID01a0ae9f-2deb-7a24-9d77-b3bad33f1815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094612
StatusPUBLIC

Content hashes

Canonical text1649145a6a004b3d893886ed279bc1dbd68d281f540a4d18e48b1f84c96d0ca7
Markdowndd80f85d9da4b08f29380e87bc6194659741d36c0dd9fc05518a60514df0f304
PDF
Publication page6fdf103ca7e043276b153e913344d281e6b6aeee6fbb055072b85ccf7a4cb9f8
Manifest9d5cb40038eb68e4f15bf5735dda1d858a4117653f52828ce29b0e7ee62adad9

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
SignatureUw4vw0xYxFRZJZFASu1RhxOWgUwn8LqCsGtQGa9MYgb5nEaKksh5Oxs9doa77naMdX0tGNdozq9bCFlznigLAg==
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

2026-09-17T09:37:02.907361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094612
observed 6fdf103ca7e043276b153e913344d281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.831690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094612/manifest.json
observed 9d5cb40038eb68e4f15bf5735dda1d85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.814618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094612/publication.md
observed dd80f85d9da4b08f29380e87bc619465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.743966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094612/publication.txt
observed 1649145a6a004b3d893886ed279bc1db...
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.