OpenTechnical

OT-2026-000032426

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000032426) never changes.

Identity and time

Publication numberOT-2026-000032426 · never reused
Internal UUID01a0ae75-106e-7470-88fa-45fec52f0b24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032426
StatusPUBLIC

Content hashes

Canonical text107c39fedb5d1b2d7122bf49e39167b663840d660c55cee2eb6c6134d687d571
Markdownfc8c83647b0fc85f5fb24608344a73321669acbff60171f22b4d66b775af9813
PDF
Publication page7087d056f9c6026ed4e53660f67c91d6eb6fbb5730d03db644d8e82956febcd7
Manifest42aa3121cec28a98b61ebc8bf525964966ac52644d5d3d9f1214b5a7d007b640

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
Signatureisfsc2xKxTeOToovZtSXxpLE6lr4RuZdm9Tt1Yk+sI9PDWggpdGGcs9KK++cFPPv9hZN16Rx0Bb0cNsMRhkQDQ==
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

2026-09-17T11:33:50.812153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032426
observed 7087d056f9c6026ed4e53660f67c91d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:50.782223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032426/manifest.json
observed 42aa3121cec28a98b61ebc8bf5259649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:50.764721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032426/publication.md
observed fc8c83647b0fc85f5fb24608344a7332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:50.732047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032426/publication.txt
observed 107c39fedb5d1b2d7122bf49e39167b6...
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.