OpenTechnical

OT-2026-000018418

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000018418) never changes.

Identity and time

Publication numberOT-2026-000018418 · never reused
Internal UUID01a0ae6e-b489-7905-ad8a-83e9cdfd1c22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018418
StatusPUBLIC

Content hashes

Canonical text8056daf3979506306fadaea4f9617a55c625a3a8a77cb549cb346de10e3b4e75
Markdown590c18f6927959edafacfed71d7eed67b069562107589a8af94c4e14ed9147f9
PDF
Publication page20c9b214edb5a380f1cbbe80fb0033b3bd0ac2368aef78a0e0fe2862bd6d9517
Manifest0a82794de277b16624c63e79be432a0353b850ef2f08de84abe7d565abbb7f0e

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
SignatureHLpiXBQ+eIkWGynC1M3JQ/Ze8uJzsClp0BBhu6X1keihaORT5oUsx3Xt98CbhHvySLH2saChkN+DlvcIO3FFAQ==
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

2026-09-17T12:01:09.929852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018418
observed 20c9b214edb5a380f1cbbe80fb0033b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:09.912096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018418/manifest.json
observed 0a82794de277b16624c63e79be432a03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:09.893897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018418/publication.md
observed 590c18f6927959edafacfed71d7eed67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:09.877652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018418/publication.txt
observed 8056daf3979506306fadaea4f9617a55...
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.