OpenTechnical

OT-2026-000023742

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000023742) never changes.

Identity and time

Publication numberOT-2026-000023742 · never reused
Internal UUID01a0ae70-aed4-765f-a7ac-ec4a7eabab5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023742
StatusPUBLIC

Content hashes

Canonical text3a609b211206168ccccfe50dd57f536f1bdaf97c83a6457bd2e2ca92c410cbf8
Markdown7e8e4365405f98741f53f68e03b3f373dd50438e714acd7ba344c4b620362b91
PDF
Publication page9b9c760e508fdf020ae98a78e943ae7de71839934008660e83bbb98f773c06ba
Manifest674c48558f125d22ad92136fcec43cf9036e00f88f2fc01f88f823e9c7d84bca

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
Signature/pJr+Tty72PqFlBuy40JBNrKjZWKrjitWcdbsuqgijczgnq2fAYw8WD8Sp/1ClypshLMjqH9XP2feWQshoGaBw==
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

2026-09-17T11:50:05.369478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023742
observed 9b9c760e508fdf020ae98a78e943ae7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:05.352568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023742/manifest.json
observed 674c48558f125d22ad92136fcec43cf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:05.334659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023742/publication.md
observed 7e8e4365405f98741f53f68e03b3f373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:05.316769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023742/publication.txt
observed 3a609b211206168ccccfe50dd57f536f...
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.