OpenTechnical

OT-2026-000088724

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000088724) never changes.

Identity and time

Publication numberOT-2026-000088724 · never reused
Internal UUID01a0ae9b-8f10-7ea2-9fef-f44d2f1f2e97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088724
StatusPUBLIC

Content hashes

Canonical text6ff0475e4ec48f6380bf4090ab182c1f052f90549032484fefad3c66bbc7de2e
Markdownef5b9e760130a3b3e6980ee813394f5b6421bc126e126c45fd21157bae9ee1f6
PDF
Publication pageb9ad70c62261833fba18256adb14d9849ec672efaf50e84e427b362b0e4fb46a
Manifestaa977c4143d00654208290286035e061032d6a9a4b8c23c052cb4aff49644abe

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
SignatureycRhkS7Cw6KODHoWe6aSkd9zGfzJn/9GCf0WqmxB7S1saOF0xij1UgfWyiIm0AswuUb9NpOMeU5HdRQIUXtZDg==
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

2026-09-17T09:47:57.979007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088724
observed b9ad70c62261833fba18256adb14d984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.959303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088724/manifest.json
observed aa977c4143d00654208290286035e061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.941438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088724/publication.md
observed ef5b9e760130a3b3e6980ee813394f5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.922136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088724/publication.txt
observed 6ff0475e4ec48f6380bf4090ab182c1f...
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.