OpenTechnical

OT-2026-000066513

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two 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-2026-000066513) never changes.

Identity and time

Publication numberOT-2026-000066513 · never reused
Internal UUID01a0ae8e-ce41-7baf-8d6a-772ff0a8bdc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066513
StatusPUBLIC

Content hashes

Canonical text222d458a7ab0d2f336359dc601a5218421d0e5eb9801b89732adf06c03c5cdd6
Markdown89a7cbc0f80e092e4617ddfa547894c5ffd8f203fd27c827a948efa666e471d9
PDF
Publication page647c0f115a498ff304765f12a93192cf7aea3564743151bb23abd501d9e5f47a
Manifest2bd57bece4fd8f690321b77de91973f37d018dc57c434223d655c478eae89575

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
SignaturePyKvsgPoP1iPvXL04SI6A063P6XzgiGIz1P2CVNl5geJEkumGZr8AjLLvjCn1W1v0RYSpOx6iE6vlKWeZR3KBw==
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

2026-09-17T10:32:46.465659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066513
observed 647c0f115a498ff304765f12a93192cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:46.449523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066513/manifest.json
observed 2bd57bece4fd8f690321b77de91973f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:46.433262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066513/publication.md
observed 89a7cbc0f80e092e4617ddfa547894c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:46.418066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066513/publication.txt
observed 222d458a7ab0d2f336359dc601a52184...
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.