OpenTechnical

OT-2026-000061080

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000061080) never changes.

Identity and time

Publication numberOT-2026-000061080 · never reused
Internal UUID01a0ae8b-137d-7627-855d-80c61c13e006 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061080
StatusPUBLIC

Content hashes

Canonical text0217844c64d7ac0e62869c6219bede27f88a21bc00cec44df0d1ca044f99ada4
Markdown44d4fd069e50d1d974dfec70766ae5e9a96ca7e09066a26670e46d3826f4cd0f
PDF
Publication page0f5f94e01628f27838c2d2648957bfad5696d845584a3de78ddddfbce16ccc99
Manifest3be0a1ba99fdfa1ad2cc228fb0c7af163395d4cc9c680d0d61ae6f972cd8ea38

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
Signatureluvy2QEKyinXl6HXcPeHzRATNa/IRqZcPP0+JxKHGfUz+Z11Ldxdfw5hL73MvjuUpDxPKEiJG4HEFmNgJRvCDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:26.585381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061080
observed 0f5f94e01628f27838c2d2648957bfad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.568134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061080/manifest.json
observed 3be0a1ba99fdfa1ad2cc228fb0c7af16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.549644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061080/publication.md
observed 44d4fd069e50d1d974dfec70766ae5e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.532488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061080/publication.txt
observed 0217844c64d7ac0e62869c6219bede27...
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.