OpenTechnical

OT-2026-000072792

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented before 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-2026-000072792) never changes.

Identity and time

Publication numberOT-2026-000072792 · never reused
Internal UUID01a0ae92-89da-7208-9e90-c6bf07a7751e · 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-2026-000072792
StatusPUBLIC

Content hashes

Canonical textb098949dd4116c497b38b50117d135e5728bd77d631358b3ca649cf84747b2dd
Markdown532c278391cb0d19ee53122d4b0c226a83906275dbf9c15722ec7f9ea374e129
PDF
Publication page54712a0dafd5be909633b3029e34fb0e1dd36f82b8e7ad89be1b3e46760a20e6
Manifest3b2ab56b57e2852abccc838d7acfe2ff06cb3dc221c329df062b4f7fc89200a3

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
Signature/Xt6xyGSmGya3500RtGu51Ig9ZDSq013ivX915LWnh59G1mkEIPCSGZdzHb5U2Z067J/F3VVwiHUFsjjEAVVDQ==
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

2026-09-17T10:22:42.260027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072792
observed 54712a0dafd5be909633b3029e34fb0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:42.241656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072792/manifest.json
observed 3b2ab56b57e2852abccc838d7acfe2ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:42.224504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072792/publication.md
observed 532c278391cb0d19ee53122d4b0c226a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:42.206743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072792/publication.txt
observed b098949dd4116c497b38b50117d135e5...
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.