OpenTechnical

OT-2026-000022322

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000022322) never changes.

Identity and time

Publication numberOT-2026-000022322 · never reused
Internal UUID01a0ae6f-f4fd-7a41-8775-094c54f12f32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022322
StatusPUBLIC

Content hashes

Canonical text68824a4aa09814bbd3a322a6144995558570fb90315b9dc9f368b2bd635584a0
Markdown1f8dfdb30b279a09195f5dd59d301769aaff11568feef7ddd63fa558eaa6311c
PDF
Publication page1f664ed038ed67a0b0fe8a2c792f7e52637485ed94f4d2040b2c5be418ae9302
Manifest1d9d5befc9296647c9b74d51a4e8a821c8f306023e698d3a09861be69b72504c

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
SignatureyPtD05jL5B6NgW20ZNC4O+VB1larvI/TlSXmN10NWFphDtosLcrQ6B73NR/HtOZh1wMIDJbhJ6zfolXiSKwBDA==
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

2026-09-17T11:53:40.871676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022322
observed 1f664ed038ed67a0b0fe8a2c792f7e52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:40.853615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022322/manifest.json
observed 1d9d5befc9296647c9b74d51a4e8a821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:40.833773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022322/publication.md
observed 1f8dfdb30b279a09195f5dd59d301769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:40.805486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022322/publication.txt
observed 68824a4aa09814bbd3a322a614499555...
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.