OpenTechnical

OT-2026-000088433

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump 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-2026-000088433) never changes.

Identity and time

Publication numberOT-2026-000088433 · never reused
Internal UUID01a0ae9b-5d27-72bd-9758-ac5b02b86fa2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088433
StatusPUBLIC

Content hashes

Canonical texte1753e150e77178c994dc0ff489f4402f95ee4697ba2522407ddb5dd836d5897
Markdown31848f1a4cda81cc5ddd0465853c7bf6b5a8f0a76e392a176cf22f84d6b536ae
PDF
Publication page206ca7327628edbf545c2e89b67acbc6dfed425b94a4b4c52ea93d0ed0f5dad0
Manifest330283126114574f59ee4a6335c82c312bafdda4a722e365535f9cf2f3898453

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
SignatureU9D25QfvJF5RaePp9QfdMv+TuMmibeq6mg8V6pQtuXZIWKoPM9cVXl0T/zDbEobdc4gsgeS2T8lry9wpjDeqBw==
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

2026-09-17T09:48:48.292637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088433
observed 206ca7327628edbf545c2e89b67acbc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:48.272619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088433/manifest.json
observed 330283126114574f59ee4a6335c82c31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:48.250989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088433/publication.md
observed 31848f1a4cda81cc5ddd0465853c7bf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:48.233772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088433/publication.txt
observed e1753e150e77178c994dc0ff489f4402...
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.