OpenTechnical

OT-2026-000088682

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000088682) never changes.

Identity and time

Publication numberOT-2026-000088682 · never reused
Internal UUID01a0ae9b-8f0f-7ad8-88bb-cee49fba1865 · 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-2026-000088682
StatusPUBLIC

Content hashes

Canonical text7f9d339d027d78d483730ad1a42fb0e03b350dafd4a97a25798231e99558c2d8
Markdown42e052ab475f158ec3e5d3c94a949549c342ec586b1f2964fbe154eae4208dfd
PDF
Publication page37c93064eeb9f1ea4653ac016b8aadf3d63e3969c3782f1240431c7b6d552a04
Manifest056ae36e593ea33321b1ab18a12bb0e53d7fa07127c54dcae553a890d069ebf2

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
Signature3f1P82x0fW1OqlA42W1klJtFovC68R0IPqn5uLcsVltcXqvp83w9t3oxxFDZoitb/shSZDESu2Dg4em4dP9lDw==
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

2026-09-17T09:47:54.586787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088682
observed 37c93064eeb9f1ea4653ac016b8aadf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.569952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088682/manifest.json
observed 056ae36e593ea33321b1ab18a12bb0e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.552043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088682/publication.md
observed 42e052ab475f158ec3e5d3c94a949549...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.533550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088682/publication.txt
observed 7f9d339d027d78d483730ad1a42fb0e0...
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.