OpenTechnical

OT-2026-000029608

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off before set-down

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-2026-000029608) never changes.

Identity and time

Publication numberOT-2026-000029608 · never reused
Internal UUID01a0ae73-5e22-72d7-9f8d-10c3f7360ff5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029608
StatusPUBLIC

Content hashes

Canonical text9827a927ace4708f11241bded4a5495bda6dadb0fbdac3c6a6d42c5d562d44a4
Markdown27d1d91820cb4a85f6dda0ed6efab00f70ca0201c4ffa8e1690fa5d0d38aa1e4
PDF
Publication pagee9437cb4ef390e214bf9c2f7a763d8e8a52426e7ecc710a67a7256e710e38b16
Manifestfa8bba75e927c6e200047503fd90407079b072a222a814c7caa5ca3012805d29

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
SignaturecTf4eEEIh6yTv7kyZ8jgpCVJZaQ9E4omkXiM5iBWQgObfphffKOKhA9VsPoBEKn6D4Tr9qayO0xzqStleqqgDg==
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

2026-09-17T11:39:18.578352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029608
observed e9437cb4ef390e214bf9c2f7a763d8e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:18.561638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029608/manifest.json
observed fa8bba75e927c6e200047503fd904070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:18.542742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029608/publication.md
observed 27d1d91820cb4a85f6dda0ed6efab00f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:18.520845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029608/publication.txt
observed 9827a927ace4708f11241bded4a5495b...
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.