OpenTechnical

OT-2026-000061157

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000061157) never changes.

Identity and time

Publication numberOT-2026-000061157 · never reused
Internal UUID01a0ae8b-137e-7d24-b54e-d733abf789b4 · 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-2026-000061157
StatusPUBLIC

Content hashes

Canonical texte3a48ae7032f3e9947efede72e8683694d7d1dd8e0830b079d54ef2adbee7c34
Markdownea0c35985cc7402f2b96d0aa6f3f9548780e5e1b8ed13ba7068d3d184cd1e1a4
PDF
Publication page983d326920ecdb3ad1b0cb893915c1fae506c7faafa7c93a8d28fa60e9f081f8
Manifestdde623fdee33797ea67b08f46b09c0d2d349566075594e3d7aa7fb4a92274deb

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
SignatureE+C53Fg5TRiEfIYhf2SAmWfHvZYxIvs8W7Pkzn5SVecQMSZ+FXrLyMC/RLa59k1PL17xNkZ2j1R0fJbt+wEfAg==
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

2026-09-17T10:42:32.540859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061157
observed 983d326920ecdb3ad1b0cb893915c1fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:32.522018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061157/manifest.json
observed dde623fdee33797ea67b08f46b09c0d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:32.502501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061157/publication.md
observed ea0c35985cc7402f2b96d0aa6f3f9548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:32.483611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061157/publication.txt
observed e3a48ae7032f3e9947efede72e868369...
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.