OpenTechnical

OT-2026-000050233

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, vented 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-2026-000050233) never changes.

Identity and time

Publication numberOT-2026-000050233 · never reused
Internal UUID01a0ae82-5c46-75f2-86d7-87df6ffc2603 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050233
StatusPUBLIC

Content hashes

Canonical text645b1d56a911c45363532d3bce913e10105372832668fb62bb5ba5509b6f2fdc
Markdownd50710e7e498cfbd8e7f23db7dd574a21ddc4f5a6a1fa2414aa4094d302fa63f
PDF
Publication pagefaa8951d466ef0e0b01ba979d6064e1447bc1d130c25c695f784ec64c9ad82da
Manifestdc3111ca1f44c0c5657d4f46bba9e60a98e4a40b679fb7edb71b5551826629d5

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
SignatureemyX9BY98pL6lX+bT7adMHfaNDxoWK9eJg1iBnjI5BPZ/g5YjUNtEhZoOZg6tvY996KSptmK2OXZa5w4Np9HBA==
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

2026-09-17T11:01:13.684154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050233
observed faa8951d466ef0e0b01ba979d6064e14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:13.666481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050233/manifest.json
observed dc3111ca1f44c0c5657d4f46bba9e60a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:13.648842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050233/publication.md
observed d50710e7e498cfbd8e7f23db7dd574a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:13.631165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050233/publication.txt
observed 645b1d56a911c45363532d3bce913e10...
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.