OpenTechnical

OT-2026-000050761

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000050761) never changes.

Identity and time

Publication numberOT-2026-000050761 · never reused
Internal UUID01a0ae82-c7b1-74d9-a340-13d58b2042aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050761
StatusPUBLIC

Content hashes

Canonical text2ea23178e672c392cd3a8603a74153233df69f00a469ffe843147683137024f1
Markdown65322836a1d6af060490b465db8cc38c6a438c111c241d32c3aeb20486145952
PDF
Publication page7e58e5264cd6b967c2513c01f7c3fc8adb5012b2506358e6507b1261b2bf8386
Manifest25737f889b86dbda4c675575ace133319f1db1f6fb48af2bfdd72c1623432a6e

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
Signature9qp8WSnYH+LuaE5PBDMndvbzIL/YFQVFFqIHyHQhauRbZ0qV8fzhjW6BzAgQYAAgsNlEZSAbyLFvgLkq29VhDg==
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

2026-09-17T11:00:14.982104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050761
observed 7e58e5264cd6b967c2513c01f7c3fc8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:14.969702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050761
observed 7e58e5264cd6b967c2513c01f7c3fc8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:14.959436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050761/manifest.json
observed 25737f889b86dbda4c675575ace13331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:14.946680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050761/manifest.json
observed 25737f889b86dbda4c675575ace13331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:14.932328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050761/publication.md
observed 65322836a1d6af060490b465db8cc38c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:14.921095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050761/publication.md
observed 65322836a1d6af060490b465db8cc38c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:14.889140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050761/publication.txt
observed 2ea23178e672c392cd3a8603a7415323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:14.888955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050761/publication.txt
observed 2ea23178e672c392cd3a8603a7415323...
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.