OpenTechnical

OT-2026-000046089

Publication integrity record

Single cup vacuum gripper, common isolation valve, two 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-2026-000046089) never changes.

Identity and time

Publication numberOT-2026-000046089 · never reused
Internal UUID01a0ae7e-032b-7133-b09f-997c621f3a73 · 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-2026-000046089
StatusPUBLIC

Content hashes

Canonical textad313b69eefae8e0e4c8a5d1d3089f8b96682c305d0d7acdeedb228965f60126
Markdownb0867ba411bf1ca6bb72f7b05465284bf6c29cd069870371853d6bf4e0ebddee
PDF
Publication pagefcf6aeee9a8943305a3f086acad49a698f1e8ff2bf93c0443e2f8715cdbae238
Manifest96a327b9dc3926e2bb3eb3ebda2395651f3e91b4b0dcdf55dff7632fac952d8c

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
SignatureKbc6G/nijU5klralznZ3GQ2VAeVOMnp3oGFxHzqknEf+BvKNLQ/z+fjnRMBMY7Ohr3uuakWbYhr+Dhv78GHgCg==
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

2026-09-17T11:09:03.655421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046089
observed fcf6aeee9a8943305a3f086acad49a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:03.637804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046089/manifest.json
observed 96a327b9dc3926e2bb3eb3ebda239565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:03.617898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046089/publication.md
observed b0867ba411bf1ca6bb72f7b05465284b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:03.596666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046089/publication.txt
observed ad313b69eefae8e0e4c8a5d1d3089f8b...
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.