OpenTechnical

OT-2026-000072791

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000072791) never changes.

Identity and time

Publication numberOT-2026-000072791 · never reused
Internal UUID01a0ae92-89da-707b-8a12-0cfce96f4d2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072791
StatusPUBLIC

Content hashes

Canonical textee07d2e3080f1abf3c8370f52231395652a6d90d0c5c22e6cbb5247a573e5333
Markdowndddc5b401822e3a1fb7b54b0cfb8039643a1fe85c7bb279b11a82f117af14ae1
PDF
Publication page0b4770c6f94df51faad6435f451171fa26e283be0b222e994d8ea51bb9bf228a
Manifest409dcd7aec78e21b2c8d5814aaed9c7ef2ead8dd6b48dff17076436da68bcced

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
SignatureytCQGO9mErvysEAAAHdXE0vnVxt1LW4A1plzXKYDb1VPv2CXbokvJbgkvhCwkZvirq4NtXDJsQ7ki6VpEi/aCQ==
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

2026-09-17T10:22:42.187151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072791
observed 0b4770c6f94df51faad6435f451171fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:42.168974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072791/manifest.json
observed 409dcd7aec78e21b2c8d5814aaed9c7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:42.150876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072791/publication.md
observed dddc5b401822e3a1fb7b54b0cfb80396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:42.132787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072791/publication.txt
observed ee07d2e3080f1abf3c8370f522313956...
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.