OpenTechnical

OT-2026-000021333

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000021333) never changes.

Identity and time

Publication numberOT-2026-000021333 · never reused
Internal UUID01a0ae6f-865c-7c76-b223-3434eafee2c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021333
StatusPUBLIC

Content hashes

Canonical text465eb03593bb7a57110cafa149290ec454ab9e02c8585b0314fdbe8cd31ff603
Markdownb7ead97a766d6c6a835a52763c15670d1b7d2d260d1ed5d29833d1f0a7d70b5c
PDF
Publication page31d970fdb04ff23891d72cf554443606a21d1942b7417dc9665cb8f2778fca12
Manifest9c97f64d161f1961391bc5588841d60d2b742928ccb0b1f838db678071b90397

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
SignaturebFpuUL1IVjjUuJMB4GcVp+24t93OsthKPB/7MIUxt0pYpfmmdogLnRTBgatN8ZCY7oZOZlxuLFXW5biLXZelBw==
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

2026-09-17T11:55:10.938781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021333
observed 31d970fdb04ff23891d72cf554443606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:10.920819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021333/manifest.json
observed 9c97f64d161f1961391bc5588841d60d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:10.898102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021333/publication.md
observed b7ead97a766d6c6a835a52763c15670d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:10.879138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021333/publication.txt
observed 465eb03593bb7a57110cafa149290ec4...
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.