OpenTechnical

OT-2026-000011876

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, pulsed 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-2026-000011876) never changes.

Identity and time

Publication numberOT-2026-000011876 · never reused
Internal UUID01a0ae6d-1942-73ed-ab93-ddde122d9165 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011876
StatusPUBLIC

Content hashes

Canonical textcdd23403ede6dac1422065733521407d05d12c156cc5e5cd3ef73eee734d700d
Markdown30199066ec1c4a857cdfa75e7d519a0929d4d20141d93a8d37346eba39aca269
PDF
Publication page4eeee1d746ffe3949dd147f95d6a8a484e3a6114c4dc97a584174bcc26550fe8
Manifest40bd965eb7ec454875a3168bb779d02183d99514de5bf60a5819689dd25fce38

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
SignatureCqtvPGflyaNotna/YwN4Y9F9qvU4AQ6JQiahpDBivlQpA8LxjNzDSTFpPiyXehLxPbOC9ckdVNBFsDDr1DTMAA==
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

2026-09-17T12:12:37.589014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011876
observed 4eeee1d746ffe3949dd147f95d6a8a48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.554279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011876/manifest.json
observed 40bd965eb7ec454875a3168bb779d021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.535427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011876/publication.md
observed 30199066ec1c4a857cdfa75e7d519a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.517863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011876/publication.txt
observed cdd23403ede6dac1422065733521407d...
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.