OpenTechnical

OT-2026-000100622

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000100622) never changes.

Identity and time

Publication numberOT-2026-000100622 · never reused
Internal UUID01a0aea3-66f2-74a4-bead-15a0bae0aae5 · 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-2026-000100622
StatusPUBLIC

Content hashes

Canonical text0c93204f6a0b2bc50f96e0f62bbd70409aa53eb418e65b5f9d72b86c9071ce6d
Markdowne3e450a9dd7c0036e34d590901a08194fdacaf16182c434342998afbdf590a40
PDF
Publication pagee65fa8cd7cc8c920191886c587d9c3a677a5ed262555f7b8667a0f81c800ab3f
Manifest8f929e67fa74153050b80495e33b19e8e4e770f6ac25cadb8f1a182115099ea0

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
SignatureLKEEYAq7WwCif+vcIgn7SbJwl33OnLHo4M8yEr4lP7M2HqvTCAewn85tB5MGuIXUtbPWrnfOgkfcRTDKeLcTAA==
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

2026-09-17T09:27:25.225715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100622
observed e65fa8cd7cc8c920191886c587d9c3a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.207065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100622/manifest.json
observed 8f929e67fa74153050b80495e33b19e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.187006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100622/publication.md
observed e3e450a9dd7c0036e34d590901a08194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.165486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100622/publication.txt
observed 0c93204f6a0b2bc50f96e0f62bbd7040...
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.