OpenTechnical

OT-2026-000017480

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000017480) never changes.

Identity and time

Publication numberOT-2026-000017480 · never reused
Internal UUID01a0ae6e-76c9-77b9-a1c3-619f4eda5b99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017480
StatusPUBLIC

Content hashes

Canonical text97e2df4c31822a1bd70c444bba7779aba29fb3186ec2e9c763d01af704ec98de
Markdown4724c261b47de39d810c47a3c660a5bada507a09df28b3bc489c9966673fd3c1
PDF
Publication paged5b150f62b8fb63bbee9233f93d2be06b07b402641e7f6b508a8fabe30d790a2
Manifestf4741186b99c4159647694fe95b59e7d28ab2cffe6ba0a54531a26a47357d154

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
Signaturep9QFsFqeAP+EOHuKy6mVQSdyD0bLoae73y6abgSO1japl8N38pBs9zPi1fTnkg7Hk6JZaDJLsNS5yB1NUVFvAg==
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

2026-09-17T12:02:37.606697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017480
observed d5b150f62b8fb63bbee9233f93d2be06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:37.588499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017480/manifest.json
observed f4741186b99c4159647694fe95b59e7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:37.570136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017480/publication.md
observed 4724c261b47de39d810c47a3c660a5ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:37.551809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017480/publication.txt
observed 97e2df4c31822a1bd70c444bba7779ab...
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.