OpenTechnical

OT-2026-000064848

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000064848) never changes.

Identity and time

Publication numberOT-2026-000064848 · never reused
Internal UUID01a0ae8d-debc-7d69-83eb-c3538bde68af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064848
StatusPUBLIC

Content hashes

Canonical textf4a5113c83e4750453cad1bfc6031440f6af3eb7ee51fa55e5f134acfe1d438b
Markdown62659bcafd7c0b831c6da493f7ccd408813c3361b083d44e41c450b435842fb5
PDF
Publication pagedb1127db69970edfa061a1040b183c2dda99bd04b0718454631c2977501f5462
Manifeste8ffe5d018f0e7bff78423ab4e9b09e0545634c70ccd46958e82e77569fb3d3c

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
SignatureSmLz0kXYram5x/IBzhtV53zPKsg1KDE9fXr0r9ku1oa7MRmzgeNrhpR2lbdpsI5r0nH40/EpN1RbZsbMRzmqBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:45.704442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064848
observed db1127db69970edfa061a1040b183c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.686837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064848/manifest.json
observed e8ffe5d018f0e7bff78423ab4e9b09e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.668747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064848/publication.md
observed 62659bcafd7c0b831c6da493f7ccd408...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.648975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064848/publication.txt
observed f4a5113c83e4750453cad1bfc6031440...
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.