OpenTechnical

OT-2026-000081438

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000081438) never changes.

Identity and time

Publication numberOT-2026-000081438 · never reused
Internal UUID01a0ae96-f375-7331-9978-ee31a28edf1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081438
StatusPUBLIC

Content hashes

Canonical text50f604843fa5270721c394bdae97f2c46452c5bcdac8dcea929239699643d16a
Markdown177042c51128ebf9fc573a3c5dc7081c6a78c1919f5c94ae8846d916fc34d9b8
PDF
Publication page3d453d043a773ab3322481dc8cdc38ba9cf3eef2152454ca15bd951817e8cb69
Manifest847f218eae4c4d71fddf41bbe876aea3e3dba09bd3f23b191bf2177da24f2e7b

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
SignatureKiZncmb3Nih79i/q9M+EPCi0u/MoxDzrDw0MhzmrqfDbvjSmSP8ffvsQkM7ouFMMg/HcFLwcWFRRpafyuilQBw==
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

2026-09-17T10:01:35.805091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081438
observed 3d453d043a773ab3322481dc8cdc38ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:35.787595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081438/manifest.json
observed 847f218eae4c4d71fddf41bbe876aea3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:35.767337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081438/publication.md
observed 177042c51128ebf9fc573a3c5dc7081c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:35.747426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081438/publication.txt
observed 50f604843fa5270721c394bdae97f2c4...
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.