OpenTechnical

OT-2026-000080044

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line 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-2026-000080044) never changes.

Identity and time

Publication numberOT-2026-000080044 · never reused
Internal UUID01a0ae96-4377-70a6-8aca-2d463d779e11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080044
StatusPUBLIC

Content hashes

Canonical textf9d969fc27400eeab9ae9637317336f40e8867c3840108dc87d0c61dd4fff383
Markdownf57d944acc07cd3cee9f2708b5eba577a9811bd67613dafc11e1058d646868e6
PDF
Publication page478fcacd70a351f7e3cf3b8b68cb136b086ce26d6d74500968751fc8d5c8f2a8
Manifestaba7ad5fa346177e510eef059213cc4eba62fda7287b0d9f57f7f1e297ae6d48

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
Signature3MUWYH/02Y+Hyh0EBe9LGHUnVkIqTPp4sZ3p/81+csXQAfSl53r6QxVz6VPFldG7FQFj3WRp5cZmFyGO3PdWAw==
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

2026-09-17T10:03:58.303371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080044
observed 478fcacd70a351f7e3cf3b8b68cb136b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:58.285958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080044/manifest.json
observed aba7ad5fa346177e510eef059213cc4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:58.269607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080044/publication.md
observed f57d944acc07cd3cee9f2708b5eba577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:58.252059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080044/publication.txt
observed f9d969fc27400eeab9ae9637317336f4...
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.