OpenTechnical

OT-2026-000050967

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000050967) never changes.

Identity and time

Publication numberOT-2026-000050967 · never reused
Internal UUID01a0ae82-c7b4-733a-9453-6bfaa9fb68df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050967
StatusPUBLIC

Content hashes

Canonical texte1bec9b7727ef947f76aa5e6d826bd90fb13cf89a70ff1884ad6a028eca74f42
Markdown01ee50ff3dbf52d7c8789a1d650d6aaea54ceca164781609779b8d797adf2864
PDF
Publication pageeeee7b9348c78c52200c664967052ed7b413815d7ad79d65f6f1d703322fd63b
Manifestf583fc6c223c4cc8688825fbad17d43a000b0310bbf18516742137ad0eb531d2

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
SignatureF9+5eZDpkIvdY4aZXm1bRkcRn5pIFN0VaidRHOgLh0xdNB4h1Ja4rnLQvDc2lWltYjlBnjMgFCIhjsdSKjutDQ==
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

2026-09-17T11:00:51.260900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050967
observed eeee7b9348c78c52200c664967052ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.241203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050967/manifest.json
observed f583fc6c223c4cc8688825fbad17d43a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.221110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050967/publication.md
observed 01ee50ff3dbf52d7c8789a1d650d6aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.202905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050967/publication.txt
observed e1bec9b7727ef947f76aa5e6d826bd90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.190396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050967
observed eeee7b9348c78c52200c664967052ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.170949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050967/manifest.json
observed f583fc6c223c4cc8688825fbad17d43a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.151949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050967/publication.md
observed 01ee50ff3dbf52d7c8789a1d650d6aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.133230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050967/publication.txt
observed e1bec9b7727ef947f76aa5e6d826bd90...
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.