OpenTechnical

OT-2026-000032266

Publication integrity record

Foam pad vacuum gripper, pump fed, pulsed blow-off after 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-2026-000032266) never changes.

Identity and time

Publication numberOT-2026-000032266 · never reused
Internal UUID01a0ae74-f7a8-7b8c-85df-78dbb4793b1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032266
StatusPUBLIC

Content hashes

Canonical textbb42f8b379d2a765cc8232166977edf13dd84d5c8ae6e8f19f32b068b5aa6397
Markdown3faa5e1f11d7f13cfcc00f8a3bffe4190d074d990eb9175f447ea93b1e346756
PDF
Publication page6286ab06a8b3520beb2f03660e8a0b22acbedd6907bce74e2824f6d12df1dc01
Manifest6dbdb4aa358599460fda7bf15e038eb2f649791dfa033a674768c5043216cb55

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
SignatureVAHGcKWtkRpBDxQIw2SXcnSPeIykvghoh3285JA2/tiCtb8KnBLKe88R3Kuzese8BSc4SOB/QCjo5t0CEGAnBg==
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

2026-09-17T11:34:37.672411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032266
observed 6286ab06a8b3520beb2f03660e8a0b22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:37.652157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032266/manifest.json
observed 6dbdb4aa358599460fda7bf15e038eb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:37.631495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032266/publication.md
observed 3faa5e1f11d7f13cfcc00f8a3bffe419...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:37.614739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032266/publication.txt
observed bb42f8b379d2a765cc8232166977edf1...
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.