OpenTechnical

OT-2026-000013946

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000013946) never changes.

Identity and time

Publication numberOT-2026-000013946 · never reused
Internal UUID01a0ae6d-8dea-75b6-b32a-829f60e72eb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013946
StatusPUBLIC

Content hashes

Canonical texte3dcf928f8149538b90d6fb8b0f770afa16d52ef299a852463168f54104050f0
Markdown5736b52dabbafb96d86dcfaee25b63135fad04fe1adeb64042192212a66a63e4
PDF
Publication page18e896d8b52fe6bdaa35964edd099c8a3cf610138efc1c0de6afb78b7361796d
Manifest0963f74eae4333e2b45a9f6a15f475cfe947bdbe39add692f8728ef8f3b31d55

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
Signature0W+suCCc8ebQcfTFptjQv7xuTgkMsbvY+Z33E7S2Prswp++qY4FYm1tLBCHONwpEoYswGg2RjXF4YtCj6uTPBg==
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

2026-09-17T12:09:05.324033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013946
observed 18e896d8b52fe6bdaa35964edd099c8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:05.306812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013946/manifest.json
observed 0963f74eae4333e2b45a9f6a15f475cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:05.288315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013946/publication.md
observed 5736b52dabbafb96d86dcfaee25b6313...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:05.269140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013946/publication.txt
observed e3dcf928f8149538b90d6fb8b0f770af...
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.