OpenTechnical

OT-2026-000079800

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000079800) never changes.

Identity and time

Publication numberOT-2026-000079800 · never reused
Internal UUID01a0ae96-4376-7f47-a6ae-6cf773d50fda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079800
StatusPUBLIC

Content hashes

Canonical text9634eb9fb0a694a368732468f3dc70b772d2208fcfb88f5159dec61718f53d94
Markdown46e8a9f66810d92eeda6f98aa28fbd44d7c1464fef087deea21cbdf359b5f74a
PDF
Publication pagec95597363faf8f895b4d85bcebb35538d12fb64824ed492936039cfa2b907164
Manifest1c8a1b8469fbb7bdb0f5008ead9901bbe74607fc43983ab4be97f80a7b169270

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
SignaturePgKZHUizWllN4Rd6jgyVfsNpNAy27WCFCAajHgXJ6nw13lRQqokcb9D8ovA0idj60lYGX6iusMw5Bfs0+/mnDQ==
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

2026-09-17T10:03:40.689473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079800
observed c95597363faf8f895b4d85bcebb35538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:40.671871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079800/manifest.json
observed 1c8a1b8469fbb7bdb0f5008ead9901bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:40.652115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079800/publication.md
observed 46e8a9f66810d92eeda6f98aa28fbd44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:40.634190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079800/publication.txt
observed 9634eb9fb0a694a368732468f3dc70b7...
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.