OpenTechnical

OT-2026-000050016

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000050016) never changes.

Identity and time

Publication numberOT-2026-000050016 · never reused
Internal UUID01a0ae81-fd78-72c1-9cbe-97c2631b48c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050016
StatusPUBLIC

Content hashes

Canonical textece9437b1e3e38fdaed571ef722a392afa366ff6e1ef5ab774f6233a0f782049
Markdown9b5ddf5f3a6ebe12ec5d5efc399db8d52338c0409c0453108017c4168ef527a7
PDF
Publication pagefaf5421489680f8a503feaf3eb43668761fa9ae3fad885de8b466a677cfa8563
Manifest82135041022e1cd013c2a4b0a3476a88cd346a295d42cc7deeb9dd13647f44c8

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
Signatureg/JspZiLd9Tg8Cj8CM65b5Mm7SESTfW2yw+Szwr5/wyLF29wtWSWYr2ctuR8Zar6QFqf+fZF2l1nLztBHx6xCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:58.906242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050016
observed faf5421489680f8a503feaf3eb436687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.887964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050016/manifest.json
observed 82135041022e1cd013c2a4b0a3476a88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.869526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050016/publication.md
observed 9b5ddf5f3a6ebe12ec5d5efc399db8d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.848122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050016/publication.txt
observed ece9437b1e3e38fdaed571ef722a392a...
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.