OpenTechnical

OT-2026-000048746

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000048746) never changes.

Identity and time

Publication numberOT-2026-000048746 · never reused
Internal UUID01a0ae80-c32c-75cc-993d-ae5a913f3851 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048746
StatusPUBLIC

Content hashes

Canonical texte4c4be49614c23c71a1cecc65dba92c21f880009946396e1092585dd6686d36c
Markdown166ece5ae243852f72761c2ad0d94aac13d89b52c867a87b28e6d32ff71a23c9
PDF
Publication pagee0b2b8ee8076eed584716ad4504c843769629e8cb55bdad8296ac67449429066
Manifest41e02f0bbec66c41d4bd0aa6aaeb516f58102b4a2bd8729715e3e190bc30bfb9

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
SignatureEQnTaeT8mDfeI748qPqKPbz96lZ5P8jU1P5Wbqwk6uAQjlog7S9ivZWWB6acMidhPD1etliraY7tA4c0FDt2Aw==
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

2026-09-17T11:04:24.475725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048746
observed e0b2b8ee8076eed584716ad4504c8437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:24.450833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048746/manifest.json
observed 41e02f0bbec66c41d4bd0aa6aaeb516f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:24.422514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048746/publication.md
observed 166ece5ae243852f72761c2ad0d94aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:24.398692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048746/publication.txt
observed e4c4be49614c23c71a1cecc65dba92c2...
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.