OpenTechnical

OT-2026-000043156

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, pulsed 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-2026-000043156) never changes.

Identity and time

Publication numberOT-2026-000043156 · never reused
Internal UUID01a0ae7b-327a-7fba-995e-43d0fd60facb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043156
StatusPUBLIC

Content hashes

Canonical text6b220f7b7d98820bddea8d659603bb6cfe5d1f6ece1382aba38cd1e6515c1a64
Markdown51e6ed97e3c0119f1f141d9f1a42f69743bea7b7fd8ee529e147412c84a15267
PDF
Publication page4fba8b9147bb3764709498afae01a97b953b6935a12c84cd85f120861145c723
Manifestc8c1abff42ce982eac3327c696e7b9ea7063d656b42d8d21db65c1b17cbb0c75

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
SignaturePyqBGRZM9Cu8ZwAVTVkGyKewpgP/PKJXgXCCpQWJJd3Cvuw9mUfDX5cMwMQ1+tWFYJfsRZcv5RHodlChJvDrAw==
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

2026-09-17T11:13:35.913297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043156
observed 4fba8b9147bb3764709498afae01a97b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:35.872637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043156/manifest.json
observed c8c1abff42ce982eac3327c696e7b9ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:35.854922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043156/publication.md
observed 51e6ed97e3c0119f1f141d9f1a42f697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:35.810577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043156/publication.txt
observed 6b220f7b7d98820bddea8d659603bb6c...
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.