OpenTechnical

OT-2026-000095130

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, pressure sensor per zone, 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-2026-000095130) never changes.

Identity and time

Publication numberOT-2026-000095130 · never reused
Internal UUID01a0ae9f-8f6e-7eed-9605-9538e9814241 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095130
StatusPUBLIC

Content hashes

Canonical text7ddd598c61be0d3f9d377f15afa048366c2c8e03942bcc4d7a5a1d2f40978a7f
Markdown2c348b83a23668ff87ee9511b1b7fcc6e92435086cccd1fdea26cdff43638cca
PDF
Publication page9cb22342c12a3a81cbb70dcd6fbd509188586e31d00c367a3064432b29f968f0
Manifestdad97cf536ef839f9c4a9246cf8c0d3f68e396a26249fc4744e5c37803f3376a

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
SignatureQl6ksdy08Ww1yER1s1sgJljsfaJDzbNZ6izSbLa4ZAXjDHdURRxCSCwaM9zwPrAhzItq8PiGm8wqNp4VRnh9Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:25.499154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095130
observed 9cb22342c12a3a81cbb70dcd6fbd5091...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.481708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095130/manifest.json
observed dad97cf536ef839f9c4a9246cf8c0d3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.463072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095130/publication.md
observed 2c348b83a23668ff87ee9511b1b7fcc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.445268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095130/publication.txt
observed 7ddd598c61be0d3f9d377f15afa04836...
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.