OpenTechnical

OT-2026-000030136

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three 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-2026-000030136) never changes.

Identity and time

Publication numberOT-2026-000030136 · never reused
Internal UUID01a0ae73-e4ff-7df7-a27e-09d1fa91d40d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030136
StatusPUBLIC

Content hashes

Canonical texta8bf4325e63e399bab3c50f3e91e676d9ff39b3f67f044511896fb2e0b2859ec
Markdown417b34cbde1b336cfc9404bfe8042d70665b0a24d32e3685ed94f4217e8e0ca9
PDF
Publication page32ac6b386d42712af2a0360a3b73f7ffec64bb49a96639c67535395771e81f86
Manifestf09a9e5db8dd2298254cb82a1c9dadf133f9215ef451e5ca89e7886581296555

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
Signaturej96A/n9TRqrH2q4GI8SffTI0Dk7v10xsim1rLtWh6f7NYLVJDNEljZer679OpcduxTNTulDsevEAT7jGL7FnDQ==
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

2026-09-17T11:40:22.657338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030136
observed 32ac6b386d42712af2a0360a3b73f7ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:22.641440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030136/manifest.json
observed f09a9e5db8dd2298254cb82a1c9dadf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:22.621577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030136/publication.md
observed 417b34cbde1b336cfc9404bfe8042d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:22.603091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030136/publication.txt
observed a8bf4325e63e399bab3c50f3e91e676d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:45.642809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030136
observed 32ac6b386d42712af2a0360a3b73f7ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:45.623315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030136/manifest.json
observed f09a9e5db8dd2298254cb82a1c9dadf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:45.605495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030136/publication.md
observed 417b34cbde1b336cfc9404bfe8042d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:45.585552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030136/publication.txt
observed a8bf4325e63e399bab3c50f3e91e676d...
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.