OpenTechnical

OT-2026-000064363

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000064363) never changes.

Identity and time

Publication numberOT-2026-000064363 · never reused
Internal UUID01a0ae8d-a460-71d0-8897-afbdb03d1c17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064363
StatusPUBLIC

Content hashes

Canonical texte0ae93aaf870b90f5c22a41a4f86da3e60beccfa4f0f9438759d4b9f54ea4c88
Markdown0274d79712b3102ad6062f04008971659d7f5e21a6ce9131d155562c9ea81cbf
PDF
Publication page07b6416d899604d40d7839b7bbc5cad22824fa79beb4a9e56a53cd4b0182bad5
Manifestb738233f92e51cf0dfdfb0e5f23aa959a961cb751d4168f3937fbbcab7183135

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
SignatureOGVeaM2YymCgr9wRKkuZAXmp+WgRddVsoUV7Yzg1X2g4Rop5qXjSXzCsZyHZFQxqqCjhaEqMY4+IKyawzPHrAg==
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

2026-09-17T10:36:31.551951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064363
observed 07b6416d899604d40d7839b7bbc5cad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.533316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064363/manifest.json
observed b738233f92e51cf0dfdfb0e5f23aa959...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.514071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064363/publication.md
observed 0274d79712b3102ad6062f0400897165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:31.495201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064363/publication.txt
observed e0ae93aaf870b90f5c22a41a4f86da3e...
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.