OpenTechnical

OT-2026-000041274

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000041274) never changes.

Identity and time

Publication numberOT-2026-000041274 · never reused
Internal UUID01a0ae79-b144-7f58-9410-c771034204c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041274
StatusPUBLIC

Content hashes

Canonical textbe71f3f14be1bd475d50a2815aaeccda61aa5a2f0d20429c8c4023642c71036d
Markdown4c857febdec8961f13af9f71e01509290194b23d72f993912564942034223e4c
PDF
Publication page221ed1e5fa05ee1f3f37925b3e95bbd3b4ed731b3c2e1328a0cadcb13489a99e
Manifesta970f62e3d7df316dbed303edbf88f81c6e009e3d05aaf7a9c09fe387a58ebce

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
SignatureL6QI1xSU6PvEzPD+EIVUo7gO5Y+e8LIoT9QNoYDgra9D1/ntTTp+P+O6Sh86ZomDfVO0b9HJgbD6ZC9gHQ0vBA==
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

2026-09-17T11:17:15.040634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041274
observed 221ed1e5fa05ee1f3f37925b3e95bbd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:15.023166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041274/manifest.json
observed a970f62e3d7df316dbed303edbf88f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:14.988152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041274/publication.md
observed 4c857febdec8961f13af9f71e0150929...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:14.952697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041274/publication.txt
observed be71f3f14be1bd475d50a2815aaeccda...
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.