OpenTechnical

OT-2026-000062761

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000062761) never changes.

Identity and time

Publication numberOT-2026-000062761 · never reused
Internal UUID01a0ae8c-6389-73dd-9384-21230be14d9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062761
StatusPUBLIC

Content hashes

Canonical texteb58d84a90419e17601500417631ee88510eb65e7fe21c73b4bf7dabf1d17385
Markdown73882f86159fd5d1fdc5b27fb2d1d9a2a15592b01010666277ab7b0c4d988c6a
PDF
Publication page012212afcde28860ff25dd658e508b414858c75f5c4816ac411849ad44b03b04
Manifest271fb9ebde464960ff420f8e840b4839cf97e426b29fd463b72fbe46e1888738

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
Signaturee2SApB0Tj8cmmNXC5G8mvaOH//BgUf3GdoRbd/iILyvqn4OR8S1RuDZdOdyHOZ3cq0ryPDr3xaN+Va3W68yEAg==
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

2026-09-17T10:39:20.656581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062761
observed 012212afcde28860ff25dd658e508b41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.638421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062761/manifest.json
observed 271fb9ebde464960ff420f8e840b4839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.620113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062761/publication.md
observed 73882f86159fd5d1fdc5b27fb2d1d9a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.601482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062761/publication.txt
observed eb58d84a90419e17601500417631ee88...
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.