OpenTechnical

OT-2026-000082452

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000082452) never changes.

Identity and time

Publication numberOT-2026-000082452 · never reused
Internal UUID01a0ae97-4d97-729a-bf02-abbbc8083d51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082452
StatusPUBLIC

Content hashes

Canonical text5364cc5f7d2db42228f6d516fdfbf88a62e1d50c5fb27cc2e0fe3aadec388a30
Markdown0eda410dc456133f2fc5e3020a71ea009156bd8ada5fff7321f6d1fad376cda3
PDF
Publication page03286b2f77725ed2ba7f92a40f1fcfae6001d1165cfe7f13d774b622ae11b803
Manifesta74f30f69e6933254999c2e78eccdd3a6d6f25f13817b5d0b6eb7eaec862171f

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
SignatureOlL8x+mekn01zgZ3JK7RA3qQmd1R2Xq9UUai6tklSGCR49tFdrPqUX5Fu0b6lBHxA5pnGOkcGhtzZJGOWUGjAg==
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

2026-09-17T09:59:27.136073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082452
observed 03286b2f77725ed2ba7f92a40f1fcfae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.119845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082452/manifest.json
observed a74f30f69e6933254999c2e78eccdd3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.104243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082452/publication.md
observed 0eda410dc456133f2fc5e3020a71ea00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.086635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082452/publication.txt
observed 5364cc5f7d2db42228f6d516fdfbf88a...
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.