OpenTechnical

OT-2026-000080950

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000080950) never changes.

Identity and time

Publication numberOT-2026-000080950 · never reused
Internal UUID01a0ae96-b975-7f6d-8633-859ebe574552 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080950
StatusPUBLIC

Content hashes

Canonical text91a93641ba8dde5e8f4c39f03ac6b644f6b459e737d255e1debcd8e7d9f3e3a9
Markdown2b467720fc1fc67880adcdb8b126e09e98ca2159cc3541bf50475c5950c40611
PDF
Publication page12e6bd236c06e5b10f94d1f10cbabf40094edb77d0eac6538d92b27432b9ec43
Manifest8ae1fae4a389a8ee88323011165b5941b5ebd7fdbe3f897712911c838149a3a2

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
SignaturefF8FlQ2wljshS67RgU9qxux7PBCXEtnPKaieKZlEV9XatSzsx0OH76APuD10gJCzR6jSf9IBJN/yh5SGs5RCDw==
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

2026-09-17T10:02:13.722928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080950
observed 12e6bd236c06e5b10f94d1f10cbabf40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:13.703792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080950/manifest.json
observed 8ae1fae4a389a8ee88323011165b5941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:13.687813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080950/publication.md
observed 2b467720fc1fc67880adcdb8b126e09e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:13.670657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080950/publication.txt
observed 91a93641ba8dde5e8f4c39f03ac6b644...
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.