OpenTechnical

OT-2026-000087366

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000087366) never changes.

Identity and time

Publication numberOT-2026-000087366 · never reused
Internal UUID01a0ae9a-cd4f-760c-9a48-a5f6fb48e85c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087366
StatusPUBLIC

Content hashes

Canonical textebe2b18a71fdf23cda188fc669b72026289e6e1c7e261241b31d1d6681b71795
Markdown69f0c2e58f52a66695460dd2d40ca94ce081c90efb9d8b50a37ecd0794cd168c
PDF
Publication paged791be54da9f19f795947f140a7ffff3a2b5bb37322200a799df8f7efce27727
Manifest54b0a6cb8e2e4f33f7a92d26fa0bcc85b83c5139cda4d9aedfdd8cba235aad5b

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
SignatureqKR532f84WtCd3qhARy8EwVPR8YGNatDn5TF1LCOOWb5FYIgV1EPdogA1axqxN2/O07NjCQAvJlpsgKeosrnBQ==
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

2026-09-17T09:50:32.879247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087366
observed d791be54da9f19f795947f140a7ffff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.861690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087366/manifest.json
observed 54b0a6cb8e2e4f33f7a92d26fa0bcc85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.845531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087366/publication.md
observed 69f0c2e58f52a66695460dd2d40ca94c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.827426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087366/publication.txt
observed ebe2b18a71fdf23cda188fc669b72026...
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.