OpenTechnical

OT-2026-000092488

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000092488) never changes.

Identity and time

Publication numberOT-2026-000092488 · never reused
Internal UUID01a0ae9d-b5fd-7c68-901e-9232036f8e44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092488
StatusPUBLIC

Content hashes

Canonical text359992a98afb0f863b4c8d418ba7e3f72af951b68b5847d207734ec41d30ae8e
Markdown2346935c83ac824eeddae3f0145b004169509a63e87f873c4bff29a38a38684a
PDF
Publication pagea64976d90d11d09d0bc77ec860ed2df344e1a2917c0bd637e1c4b7504d6206f8
Manifest2c2100876a3d77fe800461591ebae9fb7fbdbd999277733e201e91ce5b6ad438

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
SignaturejCu6hbT9Gha5YZW24VpE1+gyL7Q8bHx/bi2pm/secw09WdcEx/wIadfi2C+MMynHK2jOdLFCyItWzDHocui2CA==
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

2026-09-17T09:41:03.461721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092488
observed a64976d90d11d09d0bc77ec860ed2df3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:03.444719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092488/manifest.json
observed 2c2100876a3d77fe800461591ebae9fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:03.426691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092488/publication.md
observed 2346935c83ac824eeddae3f0145b0041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:03.409499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092488/publication.txt
observed 359992a98afb0f863b4c8d418ba7e3f7...
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.