OpenTechnical

OT-2026-000077228

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

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-2026-000077228) never changes.

Identity and time

Publication numberOT-2026-000077228 · never reused
Internal UUID01a0ae94-f508-7ebc-9717-4c746d83483e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077228
StatusPUBLIC

Content hashes

Canonical textf352eb7a56bbfaab63d1af33c13ceeda2d8b96c7ef79e2b3cc7b500f03cb5aa0
Markdown1874b8e4974a2422d9906016d049689106d03ab45f6982bb7b9acc1453a5b9e8
PDF
Publication page13a3606efbced70feb9c419c2e38f735b9bbe343c2344aef0b420e61c57615cc
Manifest580a5d2e2d47963f7a6fd0773841bf7a72d738d763e73a25d028b90d947f3411

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
Signaturedlut+dIP88b48JWq4x6vSpqaF1+SS2w6MIeLou9vKMZvoXrDjE9XNH7gm97qZuxm7iqm3eyrdQcnKG4UFHwcBA==
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

2026-09-17T10:08:50.119638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077228
observed 13a3606efbced70feb9c419c2e38f735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:50.101130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077228/manifest.json
observed 580a5d2e2d47963f7a6fd0773841bf7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:50.082211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077228/publication.md
observed 1874b8e4974a2422d9906016d0496891...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:50.063511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077228/publication.txt
observed f352eb7a56bbfaab63d1af33c13ceeda...
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.