OpenTechnical

OT-2026-000047496

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000047496) never changes.

Identity and time

Publication numberOT-2026-000047496 · never reused
Internal UUID01a0ae7f-3e58-77bf-995a-73ca58d629d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047496
StatusPUBLIC

Content hashes

Canonical texte43574a42115e62a17b85367c46cc6710d5673a9b48de8990186f5a65e9a5458
Markdown5e4bc823ef04c7a0ddc38a8a3055552b9c6f9a811a4dfb5fa2c89995939d9e2c
PDF
Publication page01e5e043fb261ee7b9905653b7b31cd985fcb140ddd74577839cdab447b5a60e
Manifeste56d5ea1edd646883c6a7c54ba3886d09eb79af09b1eaa088f7c57cbcf292c6e

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
SignatureM1KvnzBm5TxraVr4X4sx1frC4lxLJrX6UuMTyL7g4tMKfZWmUg+Z38yL2cYlQsw9uGaxSCOM5MwAEJcL81jQBQ==
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

2026-09-17T11:06:32.362915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047496
observed 01e5e043fb261ee7b9905653b7b31cd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:32.346479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047496/manifest.json
observed e56d5ea1edd646883c6a7c54ba3886d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:32.328913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047496/publication.md
observed 5e4bc823ef04c7a0ddc38a8a3055552b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:32.312270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047496/publication.txt
observed e43574a42115e62a17b85367c46cc671...
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.