OpenTechnical

OT-2026-000014964

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000014964) never changes.

Identity and time

Publication numberOT-2026-000014964 · never reused
Internal UUID01a0ae6d-d096-76f7-9e11-66348ffaf852 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014964
StatusPUBLIC

Content hashes

Canonical text79458f1f3f38e8c013a17d347ef8c561da871bced2bc954ae9a7034663c01c27
Markdown402789fa0cfdcf95a835d20e6a3c6d2c6c62a57ad44c616ad4e803b4cd289ad6
PDF
Publication page9ed87167f515c0b15d2a7cd4cece9a468feb2a93589c507f00baa8cf3e8e8084
Manifest6bfdcda26d170c99b4707771127598bffdcdc14f7d7293271ec094e79d2dc487

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
SignaturenKD/rUG6APCEmUIBQiJPcjQQFHD6PweGV3U7CLS64Ln4Kc4eXnGp3cuiz0vVLt/CYwNMgXNtrZuLyTaaF4btDg==
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

2026-09-17T12:06:55.111839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014964
observed 9ed87167f515c0b15d2a7cd4cece9a46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:55.094456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014964/manifest.json
observed 6bfdcda26d170c99b4707771127598bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:55.075350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014964/publication.md
observed 402789fa0cfdcf95a835d20e6a3c6d2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:55.055925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014964/publication.txt
observed 79458f1f3f38e8c013a17d347ef8c561...
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.