OpenTechnical

OT-2026-000046109

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046109) never changes.

Identity and time

Publication numberOT-2026-000046109 · never reused
Internal UUID01a0ae7e-032b-79d1-95a1-1372a64c6d80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046109
StatusPUBLIC

Content hashes

Canonical text88d10b3cae32fec0d1b03041000ffea2b1f4252dc6bac39afec4fa0adf8f1774
Markdown93105764f74e51e39187dc6087c66a37ce3eaca52f211402afa18d3c51e76cab
PDF
Publication pagef094cd8e51c9206b712800b05c27387acacd82618e8fe060f484d4f99e2c12ec
Manifestec191d84036f5b1bf899d84f510bcd800fc8843325c9e1ccf9e2b9da81e58d2e

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
SignatureCyVtePcM/XeltvDUGGm8FOPUXlCy2fG0O2oquaXv34Rfph/gzINvKspHu0aqGOQ1zuE0OdxzosFcJqpkH8uDCA==
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

2026-09-17T11:09:05.330874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046109
observed f094cd8e51c9206b712800b05c27387a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:05.311500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046109/manifest.json
observed ec191d84036f5b1bf899d84f510bcd80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:05.293715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046109/publication.md
observed 93105764f74e51e39187dc6087c66a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:05.275611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046109/publication.txt
observed 88d10b3cae32fec0d1b03041000ffea2...
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.