OpenTechnical

OT-2026-000014265

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, pulsed 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-2026-000014265) never changes.

Identity and time

Publication numberOT-2026-000014265 · never reused
Internal UUID01a0ae6d-b279-7b84-93b2-da7f9dbfd56c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014265
StatusPUBLIC

Content hashes

Canonical text2a38db8530b625139157e526f0bb8deb0badbd17fa3a5bda083761b3f9a1fbed
Markdown0d20e61a9e788cfcd88026e90fdaea6c60fa9f22df7645a028fb706529bd24ed
PDF
Publication pagebf1d03917dd07ee3dbb13316ad21b08b30460fc537e9c67291c5a44588a9d81d
Manifest3d4c731124635bb3f8e18c5d2f57f47b800d988ef1769ea513f34876abad59ad

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
SignatureoR4jS/bDoiq0ZzE8RO/ShZZz10IHvsMUS2V9gBtcpMcqzfgvILt5C6EHRuwg+WTOYCWii5aUT4u1knkBUokyCg==
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

2026-09-17T12:07:28.430542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014265
observed bf1d03917dd07ee3dbb13316ad21b08b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:28.407691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014265/manifest.json
observed 3d4c731124635bb3f8e18c5d2f57f47b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:28.385500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014265/publication.md
observed 0d20e61a9e788cfcd88026e90fdaea6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:28.363054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014265/publication.txt
observed 2a38db8530b625139157e526f0bb8deb...
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.