OpenTechnical

OT-2026-000045922

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000045922) never changes.

Identity and time

Publication numberOT-2026-000045922 · never reused
Internal UUID01a0ae7d-8f87-7552-a4d9-39e6904574f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045922
StatusPUBLIC

Content hashes

Canonical text55dc9c084adec01b371d36f0031b4c8fbffa0e00c9ab7eea99ca47dac0be1a49
Markdown8a831a634a62b9329e752b1705a8efc6667fdaac3d8922b4f986411d74300f89
PDF
Publication pagec7c24904a3d776d4ef2f3bf4d9fddccabaa01092466c7fd1250d743aa16d2505
Manifest00c95900ad92ac8c2187d19f15510b4438fed597b049a5ba1ce8623c6119c060

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
SignaturegyMSJ6XlcWwuIw52hu5PKV0JEd4/hT3dTSoehZ3GlnpCNAkNBfqWGBAoB1DG1jB1rTluW3Lmb0MZ8T4EIPnBBQ==
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

2026-09-17T11:09:49.617753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045922
observed c7c24904a3d776d4ef2f3bf4d9fddcca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.597247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045922/manifest.json
observed 00c95900ad92ac8c2187d19f15510b44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.577376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045922/publication.md
observed 8a831a634a62b9329e752b1705a8efc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.557910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045922/publication.txt
observed 55dc9c084adec01b371d36f0031b4c8f...
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.