OpenTechnical

OT-2026-000049362

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000049362) never changes.

Identity and time

Publication numberOT-2026-000049362 · never reused
Internal UUID01a0ae81-8f7b-7a34-b624-e96355134faa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049362
StatusPUBLIC

Content hashes

Canonical text1b57d73456883ff1b53efddd1137be31a9622c4e7db015cd60000fb57ecdc272
Markdownf0737021d958fb3f692a40916878ee4ec5565d9906ac5e7b0a6bedfe7d7f3e61
PDF
Publication pagee52b8be43942749d844c30886c206728cfaee9f8a1867649635e34474d5943be
Manifest09fd860627a2ff3696894dc7074df462ef65831e4ff86cc51d4c6e2c785f93fc

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
SignaturelNiULN7N5QaSYPZREJPzVzOKntXAmE4HhttmrfyryXDlGKIRjkgbijIJ5ZijhKlmd0OLOssEEcCzPU8YQ20hDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:02:09.440076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049362
observed e52b8be43942749d844c30886c206728...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:09.420536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049362/manifest.json
observed 09fd860627a2ff3696894dc7074df462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:09.400558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049362/publication.md
observed f0737021d958fb3f692a40916878ee4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:09.380195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049362/publication.txt
observed 1b57d73456883ff1b53efddd1137be31...
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.