OpenTechnical

OT-2026-000078532

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000078532) never changes.

Identity and time

Publication numberOT-2026-000078532 · never reused
Internal UUID01a0ae95-7c29-7643-bf24-c9de9759a3ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078532
StatusPUBLIC

Content hashes

Canonical text0420ea5459394daaa8e60941a82d5760d8860f45d71f11a6e69dc20e856c189f
Markdown830b3e6d0598e62d0c9d73b7534420d59578a23d0cf494c6149587342080c7b8
PDF
Publication pageb85e1afc3f4817ce3933445e621b14f56a940fdeaf711abd7a62269e6b701e75
Manifest8ba6afdd9de95f880311983f02618a9fb2f82b204f41759110be010c4dda8ca5

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
SignatureoNXF6UYJ/QmXdlyZxqzheo0JMPJ1K/mAk3R/tgB1T+05ueCtLvc1ArmSRxKdvH2TDQYycA15HlZBXXyQDhRnBg==
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

2026-09-17T10:06:02.441844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078532
observed b85e1afc3f4817ce3933445e621b14f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:02.423227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078532/manifest.json
observed 8ba6afdd9de95f880311983f02618a9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:02.395927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078532/publication.md
observed 830b3e6d0598e62d0c9d73b7534420d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:02.368379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078532/publication.txt
observed 0420ea5459394daaa8e60941a82d5760...
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.