OpenTechnical

OT-2026-000056926

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000056926) never changes.

Identity and time

Publication numberOT-2026-000056926 · never reused
Internal UUID01a0ae87-7af9-7d21-b7f9-483daa91650c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056926
StatusPUBLIC

Content hashes

Canonical texte9ea300e6f31c5eb57e2b047c12e95e850a7e894bfd98d1ceb031790f21b1b2d
Markdown63b6ae3217d559eb97bbf560bddfb8f6f8ceee9db6e4155fbbe1560706fe4ef1
PDF
Publication pagefd40021a143d8a3de3c308943d18462a057fd056274adddfa8e0f5dd32c7054d
Manifeste116a43d1321417fcab17a458576e014f4112914ab7a312c37f0ed6e32a2205a

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
SignatureS7D+WY1gCypKgQQcmi3gjxFEjnviuQs0Kj84Ot1pSxHnnygWy0ZlDy51VUeiWUHDAPPmN0cEpKgFCAK3HN2ACw==
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

2026-09-17T10:50:28.356886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056926
observed fd40021a143d8a3de3c308943d18462a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.340965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056926/manifest.json
observed e116a43d1321417fcab17a458576e014...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.323051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056926/publication.md
observed 63b6ae3217d559eb97bbf560bddfb8f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.303830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056926/publication.txt
observed e9ea300e6f31c5eb57e2b047c12e95e8...
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.