OpenTechnical

OT-2026-000015084

Publication integrity record

Six bellows cup 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-2026-000015084) never changes.

Identity and time

Publication numberOT-2026-000015084 · never reused
Internal UUID01a0ae6d-d097-738e-8bc4-ab8b13c5aa1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015084
StatusPUBLIC

Content hashes

Canonical text54d65c00d168bd749681035e58a29d9a3a7eaf1458333a1bc3bfe090b6f814bb
Markdownd278d08aef001982e20d7a17cf248dedac850e9b074dcd8a7500565ddba9639a
PDF
Publication page0e0a316b18bab3684a6a1bd72cc46ca92e817084b63194fb67b4320d2cf72a7d
Manifest9a69daaebccbd4b341ff9c4f975678fe519c083832741980172526896bfa19ea

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
SignaturesFRR3QDgk0U02czqGE/+6xSgo2Z6rQNtPlbnkPd1mb5bCs8YhB4lzqyZvlPNOGUeVXnFyWcEkSA46ROYJ4uVCg==
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

2026-09-17T12:07:08.179843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015084
observed 0e0a316b18bab3684a6a1bd72cc46ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:08.159632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015084/manifest.json
observed 9a69daaebccbd4b341ff9c4f975678fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:08.140585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015084/publication.md
observed d278d08aef001982e20d7a17cf248ded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:08.120914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015084/publication.txt
observed 54d65c00d168bd749681035e58a29d9a...
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.