OpenTechnical

OT-2026-000092429

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000092429) never changes.

Identity and time

Publication numberOT-2026-000092429 · never reused
Internal UUID01a0ae9d-b5fc-756b-a626-d3d155a59bbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092429
StatusPUBLIC

Content hashes

Canonical text0b71b93769c8eb2f26d8850c40533ee22dadd0235ac2d7bab231950ae76dd502
Markdown751fd8d71256d7554629a0f605a9c78a586b562ed8962e95b89c1e8cde4d406e
PDF
Publication pagebfd5174c874f3d6585a53a7ff76e736489fb1c4c94a6f06b6fef179b55850280
Manifest68707af7ab2ba4ffaf893e86ba6f7719b857e0c7e248821d849824a7c63dddd4

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
SignatureilFsarF9UVLGB59ZjuVIgnpOzuR2EL31QduFbz9FoiMnU8/SloEKRrZ015BEJQB6PZqSpItz5CePeZyu7OriCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:59.034436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092429
observed bfd5174c874f3d6585a53a7ff76e7364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:59.016949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092429/manifest.json
observed 68707af7ab2ba4ffaf893e86ba6f7719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.998508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092429/publication.md
observed 751fd8d71256d7554629a0f605a9c78a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.980769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092429/publication.txt
observed 0b71b93769c8eb2f26d8850c40533ee2...
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.