OpenTechnical

OT-2026-000069026

Publication integrity record

Three cup vacuum gripper, three zone face, four 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-2026-000069026) never changes.

Identity and time

Publication numberOT-2026-000069026 · never reused
Internal UUID01a0ae90-6dcd-7b99-b73c-a32e3629e5a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069026
StatusPUBLIC

Content hashes

Canonical textc01aa6310cf2ec6ce028a93b2aa1b566c804229a3166d3ca95ff2d9df2373592
Markdownfec02113d9c07b2c99671125c8538cd39dba1e45a2124f78ad395381a2d82cea
PDF
Publication pagee5e182be35df8cd308bfd247008a12934f7a373312c28fbde94653e3e676adaa
Manifest28110cfe59e8d1dd519472ac6110bbd95c39aa34966918467661346865f4c1c0

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
SignatureJu0dW2XzV5kuJBI3IGqruKRnFZDRKXpTUPCHDzfpnOsfFb9LiN6h+KJpo7ZAZGCwoOoRK7lj2hrku5la4eVaCA==
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

2026-09-17T10:28:52.749853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069026
observed e5e182be35df8cd308bfd247008a1293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:52.732723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069026/manifest.json
observed 28110cfe59e8d1dd519472ac6110bbd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:52.714931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069026/publication.md
observed fec02113d9c07b2c99671125c8538cd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:52.698125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069026/publication.txt
observed c01aa6310cf2ec6ce028a93b2aa1b566...
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.