OpenTechnical

OT-2026-000036784

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000036784) never changes.

Identity and time

Publication numberOT-2026-000036784 · never reused
Internal UUID01a0ae77-773e-7d97-97cc-854b2d13b1f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036784
StatusPUBLIC

Content hashes

Canonical text767339bbedb1ad5af8ee9b8575e3915bd418f11304cfdfa3554f8ee261dfe1d8
Markdown7452152e4837ad8fe216974d318e71b69b97c4f0c8827b90e8c0af9301aaeb07
PDF
Publication pagea058309d0b4c4692a09fdf7c5bacb118deba00087706ce7d2c10253d5998d6c4
Manifestebe3d557f98f5bf2f2a4ea5319709003a293966d8be64a4c6291cbc32d5b2434

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
SignatureU5pLJkASfl6i4KBffidNRRXXt4Ex9Eaw734jBmZ8IsMQ38yIcmrcxfDt8Q6ZUzlI2llZDzvIPc+9NK1+jir5Cw==
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

2026-09-17T11:24:23.460854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036784
observed a058309d0b4c4692a09fdf7c5bacb118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:23.445812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036784/manifest.json
observed ebe3d557f98f5bf2f2a4ea5319709003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:23.427807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036784/publication.md
observed 7452152e4837ad8fe216974d318e71b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:23.409726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036784/publication.txt
observed 767339bbedb1ad5af8ee9b8575e3915b...
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.