OpenTechnical

OT-2026-000086302

Publication integrity record

Three bellows cup vacuum gripper, three zone face, 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-2026-000086302) never changes.

Identity and time

Publication numberOT-2026-000086302 · never reused
Internal UUID01a0ae9a-2c95-7e47-8391-70634398e924 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086302
StatusPUBLIC

Content hashes

Canonical text601a35e61fcfd7db291e19885469b13ba956c1291d0b0ceb6a1cae17be8d9752
Markdown965f347f119192f5fdc03ba53b2df4e9e42f1fefefcd457b5bc3447e68cea23c
PDF
Publication page300d52f9aae376db02cfd37f913eed3be899731e4256ca5fc7f148573ce272b0
Manifest1b77df9fe881f0b3173a9ff51c13f5ea3fd1082d7e3b74faae87b9461c2191ae

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
SignatureMpsA4PIfvEHL8i3QZPzjhzwepwfKCMp6nBPkWGHTMR8ojX5AbskQjNceXij42uAjwKInafnuWeT18+GpmkCsDw==
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

2026-09-17T09:51:58.931461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086302
observed 300d52f9aae376db02cfd37f913eed3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:58.908784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086302/manifest.json
observed 1b77df9fe881f0b3173a9ff51c13f5ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:58.889928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086302/publication.md
observed 965f347f119192f5fdc03ba53b2df4e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:58.869004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086302/publication.txt
observed 601a35e61fcfd7db291e19885469b13b...
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.