OpenTechnical

OT-2026-000055584

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000055584) never changes.

Identity and time

Publication numberOT-2026-000055584 · never reused
Internal UUID01a0ae86-a103-705d-8dbc-8610cf75d7d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055584
StatusPUBLIC

Content hashes

Canonical text592a88c34b2c06bde083c74a7e068b430fecec6d159c08cd5aa0559e8e588847
Markdowna26d95e133c47c933e2757f1a224089a175b5469ff5c2c92b0bab6a7572111c6
PDF
Publication pagee59e711de61287507bb5bdde66af292e81c9d476023c2580050bbf20e01f3eb2
Manifest5f5ab6b236f0b262fe8d423a65a4bd29a16b27d8b771be80a74b70beebb482e6

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
SignatureQ1nku0H7Nbs0pWyvwzGZ2djZ6c/QxpkNEDk5jsvuvZVVW+JNSXpTH6mmMVLy2Ua6vPfR7Hh3xVG/JdqlFR5vCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:49.303902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055584
observed e59e711de61287507bb5bdde66af292e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:49.285727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055584/manifest.json
observed 5f5ab6b236f0b262fe8d423a65a4bd29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:49.268118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055584/publication.md
observed a26d95e133c47c933e2757f1a224089a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:49.251501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055584/publication.txt
observed 592a88c34b2c06bde083c74a7e068b43...
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.