OpenTechnical

OT-2026-000068808

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000068808) never changes.

Identity and time

Publication numberOT-2026-000068808 · never reused
Internal UUID01a0ae90-6dcb-7700-b44c-18129110c494 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068808
StatusPUBLIC

Content hashes

Canonical text3c5b6329b69f3090fd8320f665da1d7caeff485b46fcbf24d4bef3fac5d191c0
Markdown0f17c74f3590a21547f528f4d4f9fb8fd78f4de8643340bdb1569a22d447b639
PDF
Publication page3e03f3f15decea99b640082e50de8e488147c249dc43984e372af0f244d37057
Manifest736174d5de6052c376b37ee093be1dd4a78a63b77c26172f48e3dd37ee58a63a

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
SignatureCmGUX8EkmBALh6K+CwGiInrr2dUUxLkqwitflHh6UrrPybhA9kAAx4+ae6ahd38WkFew3fug1Lfb1BrgCWVVAw==
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

2026-09-17T10:28:36.630571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068808
observed 3e03f3f15decea99b640082e50de8e48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:36.614428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068808/manifest.json
observed 736174d5de6052c376b37ee093be1dd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:36.595763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068808/publication.md
observed 0f17c74f3590a21547f528f4d4f9fb8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:36.577283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068808/publication.txt
observed 3c5b6329b69f3090fd8320f665da1d7c...
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.