OpenTechnical

OT-2026-000024557

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000024557) never changes.

Identity and time

Publication numberOT-2026-000024557 · never reused
Internal UUID01a0ae70-e8cc-7318-97a7-10fc6214bf81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024557
StatusPUBLIC

Content hashes

Canonical textc9f41cdc64af67fb9066798480c2b833abb1fc3c2779c1996df278330f22477f
Markdown5b70c1ef66efcf151f720fe6c81a56c7ae1c7d909e2805ea5e1a087f1655f070
PDF
Publication page13e29724e7b92f54774e29f5aef852c5a330459f558ed611edb22041560c03aa
Manifest9e0f68122028bd40ce2f911d40f5d6b8d21b7b83027e25ff11130a9ea5771277

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
SignatureLQZ7C3WSqAImN0w1oj09Y9H765XPUaH9WM6gnDOT3DaXRpUzExaxywZqjEW3jJoBXwvOyY78g9GVPWyCEY6/BA==
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

2026-09-17T11:50:42.447712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024557
observed 13e29724e7b92f54774e29f5aef852c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:42.424799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024557/manifest.json
observed 9e0f68122028bd40ce2f911d40f5d6b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:42.395691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024557/publication.md
observed 5b70c1ef66efcf151f720fe6c81a56c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:42.365826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024557/publication.txt
observed c9f41cdc64af67fb9066798480c2b833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:44.535637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024557
observed 13e29724e7b92f54774e29f5aef852c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:44.518083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024557/manifest.json
observed 9e0f68122028bd40ce2f911d40f5d6b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:44.500829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024557/publication.md
observed 5b70c1ef66efcf151f720fe6c81a56c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:44.484016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024557/publication.txt
observed c9f41cdc64af67fb9066798480c2b833...
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.