OpenTechnical

OT-2026-000088829

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088829) never changes.

Identity and time

Publication numberOT-2026-000088829 · never reused
Internal UUID01a0ae9b-8f10-703f-b5f9-09b07ab92e6a · 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-2026-000088829
StatusPUBLIC

Content hashes

Canonical texte54bb794d9f4f70317eb47e0d24c1e7be410955acf1b73f62ebc706e1d1249b0
Markdown3a069edeacb7a608594f27098c1d789d892eff924620a0d39e2c8698743a035e
PDF
Publication pageb52937efeb251832730317c33de7db1283a8f7492d4a6872a9f6fb49af9dd788
Manifestb2a31418241ca6c3f5f8e34ba80b976e3165cd233b0ecf03ad4c90a843abb6fd

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
SignaturefMYYLTYFrMsqIOyBjD80HBQggP2kCToeRTpttx/CLdl56RrvCA/8FNKSbm0fgOMCfIT0kmSe0Vmb3JYZJVplDA==
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

2026-09-17T09:48:13.105187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088829
observed b52937efeb251832730317c33de7db12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:13.086293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088829/manifest.json
observed b2a31418241ca6c3f5f8e34ba80b976e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:13.000198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088829/publication.md
observed 3a069edeacb7a608594f27098c1d789d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:12.982386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088829/publication.txt
observed e54bb794d9f4f70317eb47e0d24c1e7b...
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.