OpenTechnical

OT-2026-000073826

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000073826) never changes.

Identity and time

Publication numberOT-2026-000073826 · never reused
Internal UUID01a0ae93-2b8d-71d0-b994-9ec8f5e3eade · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073826
StatusPUBLIC

Content hashes

Canonical textcdb6b6a4b58f8a4e843a08cd2de2f13a8b93d9a27881c7fc4c7a6a7d0539074e
Markdown6563bd608ab8808f29a67ad5fa0aa003db4c2e079fcd85090ea6b7c00f83f9af
PDF
Publication page2b7d9d8bc4ce5eef7e6f9ddf12c3e1f7b8df69b70e3a60bdc8fc1621b7868950
Manifestfc91b97651bab5dabeb5b5130a1385de6f9f414e7aa450d70a3386db5a9625dd

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
Signatures6b9DBa+bXbJVAyiSwjC5kRE37BGwpYlMseuMZx3wYsARLtBFYG/aIMOpNubX8im0orNv372y/BQ3f0yaHFuCw==
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

2026-09-17T10:19:57.224306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073826
observed 2b7d9d8bc4ce5eef7e6f9ddf12c3e1f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:57.205193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073826/manifest.json
observed fc91b97651bab5dabeb5b5130a1385de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:57.187117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073826/publication.md
observed 6563bd608ab8808f29a67ad5fa0aa003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:57.168065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073826/publication.txt
observed cdb6b6a4b58f8a4e843a08cd2de2f13a...
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.