OpenTechnical

OT-2026-000068363

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, 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-2026-000068363) never changes.

Identity and time

Publication numberOT-2026-000068363 · never reused
Internal UUID01a0ae90-2480-7514-9e78-72d747bbdc47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068363
StatusPUBLIC

Content hashes

Canonical text7476d2c44c39bde962ad806095ebf4e79af5c650c43f28cee7ea082a79703c21
Markdown338c3e1139b29f5603b7662998a50902706e06947f0e6f08c797c3c6c6741e0d
PDF
Publication page8f0858f6c9086872c7b04394fbf19a2dc4c3224155923dd1dcee75690a3dba65
Manifeste593f6361890ee06d489a931026492aedba910400462e8cff15f6369cdf9fff1

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
SignaturesD9g22RqwRGHodG9HO6cdp3KKzNU96A/+s0DAFvWYMSePeu9r6RkPadG8ofd6UuBIdJQHKTy++aeNpmn9r9qDQ==
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

2026-09-17T10:29:24.781509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068363
observed 8f0858f6c9086872c7b04394fbf19a2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:24.764281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068363/manifest.json
observed e593f6361890ee06d489a931026492ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:24.746391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068363/publication.md
observed 338c3e1139b29f5603b7662998a50902...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:24.730124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068363/publication.txt
observed 7476d2c44c39bde962ad806095ebf4e7...
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.