OpenTechnical

OT-2026-000088764

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000088764) never changes.

Identity and time

Publication numberOT-2026-000088764 · never reused
Internal UUID01a0ae9b-8f10-7205-b74b-8e90263e7074 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088764
StatusPUBLIC

Content hashes

Canonical text4da4046cd837b5dee67a2c4eaebbe779223c06cf33055f1c5db061f7d4d3f76d
Markdown772aea4d8617f0e058074cc287a2d0b18b44cce8edf9381381c7886498ba257e
PDF
Publication pagebe5e097228cb1e4bd61c8ae43900c86ee5f429da051875ed236d52d54c6181b7
Manifestc6c373f2d742fb34f884c0d721f216e8d644f8adfbebdc7f18d65099f54defec

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
Signature7deOo82m62c6DvmQGm4WsRCzS8AV66tl0E40T+/dtaugiYlh4uXvfEINUibrsqhJIGtEjS8uI89xGljuPoFtBg==
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

2026-09-17T09:48:01.023391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088764
observed be5e097228cb1e4bd61c8ae43900c86e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:01.004761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088764/manifest.json
observed c6c373f2d742fb34f884c0d721f216e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:00.982145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088764/publication.md
observed 772aea4d8617f0e058074cc287a2d0b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:00.963815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088764/publication.txt
observed 4da4046cd837b5dee67a2c4eaebbe779...
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.