OpenTechnical

OT-2026-000064847

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, 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-2026-000064847) never changes.

Identity and time

Publication numberOT-2026-000064847 · never reused
Internal UUID01a0ae8d-debc-7bfd-a02b-7a3d8b3bc03a · 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-2026-000064847
StatusPUBLIC

Content hashes

Canonical text008d07a381a9c7c9d6953c344abf91a5dc02f072fea44cd8d224e3ed3ff87c08
Markdown09670d79ffff9f5cfa332734b55f64337c11da1cd1c189c6fead879ffc19dddd
PDF
Publication page1b98c01a9a2d09f1e02ccd52e44b7f51d3f648485d16d0d5d43d39946152b125
Manifest56dd0f8b52032597815b92c67d9edfaea0172ebef995fec25b07f9249d586546

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
Signature6MLWSPdB9RfS7oPaWclH7e/dqbxhjarEZMxjog28BtgIoUXD6HNg+ddryu9WqjkZwTZXH4zAULuK/6r8goG8Dg==
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

2026-09-17T10:35:45.611667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064847
observed 1b98c01a9a2d09f1e02ccd52e44b7f51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.592006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064847/manifest.json
observed 56dd0f8b52032597815b92c67d9edfae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.573474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064847/publication.md
observed 09670d79ffff9f5cfa332734b55f6433...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.554775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064847/publication.txt
observed 008d07a381a9c7c9d6953c344abf91a5...
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.