OpenTechnical

OT-2026-000056413

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented before 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-2026-000056413) never changes.

Identity and time

Publication numberOT-2026-000056413 · never reused
Internal UUID01a0ae87-4bd2-7754-9734-388435a6d8dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056413
StatusPUBLIC

Content hashes

Canonical textbe699dff50f2672b585dd3bd7477130125784c7e79d520acb6327df7e0fea934
Markdown0f6a85236a18cdca200dbbc294a693de325e87285475b737c470904de92ad9ba
PDF
Publication pagea26d683d747441b6bbd66546fbc1917f6fcb0a63342d8870435daf4755eea976
Manifest4b0edcd04bd8e300c58a63da412c9165dd13fe4ee0165f0ff8994d422cb3fb46

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
SignatureRWz7or2sNm4ady9VNghOgXww7BJH64Fr7eImk3lzDJ5BURHnz4BRGHFL/ki6QvMa23gY5qdmgWOukBI1ZxzkCg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:56.603583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056413
observed a26d683d747441b6bbd66546fbc1917f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:56.585950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056413/manifest.json
observed 4b0edcd04bd8e300c58a63da412c9165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:56.568547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056413/publication.md
observed 0f6a85236a18cdca200dbbc294a693de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:56.552410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056413/publication.txt
observed be699dff50f2672b585dd3bd74771301...
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.