OpenTechnical

OT-2026-000027376

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, sustained blow-off before 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-2026-000027376) never changes.

Identity and time

Publication numberOT-2026-000027376 · never reused
Internal UUID01a0ae72-6997-79e0-ae13-844c23a64945 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027376
StatusPUBLIC

Content hashes

Canonical text1536e35c6d89105ded9b0477acec2fc37023da9b3b5504e4e397b45c8154d115
Markdown731ee2b6d7c9c614f671c3c63328f8c821d51f1e3dfba09e722ed4f752684a61
PDF
Publication pagebcb1cc9a375d2920fac2bc341f03d24080bf140c94071d97882a34d9c83bdc2e
Manifest5c8d853d01d6f45cd48f62d2811c1645787640c87c13390836bce5334827b53a

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
SignatureaHu8nBRPuMacHvpXUt4JNSNeflzIHMl7wKfNasXsKEGEHLdiRAKKbHMVHAgEzyxmnjI+89mJvlRfB60xpM1uAw==
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

2026-09-17T11:42:47.591054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027376
observed bcb1cc9a375d2920fac2bc341f03d240...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:47.572706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027376/manifest.json
observed 5c8d853d01d6f45cd48f62d2811c1645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:47.551490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027376/publication.md
observed 731ee2b6d7c9c614f671c3c63328f8c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:47.532065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027376/publication.txt
observed 1536e35c6d89105ded9b0477acec2fc3...
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.