OpenTechnical

OT-2026-000026445

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000026445) never changes.

Identity and time

Publication numberOT-2026-000026445 · never reused
Internal UUID01a0ae71-f4a8-7d73-be80-395f06f623a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026445
StatusPUBLIC

Content hashes

Canonical text6f9ab49176c2cfc48e4d637b1ea04e33609ad0be4ee8fdc4ec06ed78db4556a3
Markdown6eda906366618498830c3bee2824d63aa1ab405c0e2246c04b15c95cf91b3c47
PDF
Publication page834e871d233fc5ab2cac27818bd94d3386c2d52d930db9d636580e551d434962
Manifestfe36f6a74441c47059c0072e7f4d207da3a16a91c25f3c5771d55732da2d38ee

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
SignatureF8+nNXAYFQehNkEko+6Bp+kuj9UeBc+QMc9gyxdfj/RuZzPm8hNqyq7e6ce9eYacrcZl5jRJOEZpUOXGtLp9CQ==
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

2026-09-17T11:44:26.649175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026445
observed 834e871d233fc5ab2cac27818bd94d33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:26.632599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026445/manifest.json
observed fe36f6a74441c47059c0072e7f4d207d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:26.615931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026445/publication.md
observed 6eda906366618498830c3bee2824d63a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:26.599733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026445/publication.txt
observed 6f9ab49176c2cfc48e4d637b1ea04e33...
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.