OpenTechnical

OT-2026-000088397

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000088397) never changes.

Identity and time

Publication numberOT-2026-000088397 · never reused
Internal UUID01a0ae9b-5d27-7a31-9329-97d43a0520b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088397
StatusPUBLIC

Content hashes

Canonical text4689aedfec5683f4f63c67c09e81ba2ee966559f34ba4c943c18d3f7fe8afef2
Markdown44e00fb4b0f12f38ba51db92549ff57456fdacd95b5c044436c49563dddc183e
PDF
Publication pagecbddedea80d2581d9f710d63aaf7986661cfe3e68f8f92f62c1597442980ff00
Manifest892d0b63bf840e2aec7711c7483223bb2689b0ab7fb8bf20b9c627f02cc56a3f

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
SignatureEyRjZ6s7T7v43xO1UFl6n4yOAmV6MH9izogB3k0Zzyney/knKw/M08f6sEe3cgSWJpA7a4zFVgfQ/D8JLCbSDQ==
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

2026-09-17T09:48:45.465817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088397
observed cbddedea80d2581d9f710d63aaf79866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.446456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088397/manifest.json
observed 892d0b63bf840e2aec7711c7483223bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.427192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088397/publication.md
observed 44e00fb4b0f12f38ba51db92549ff574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.410511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088397/publication.txt
observed 4689aedfec5683f4f63c67c09e81ba2e...
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.