OpenTechnical

OT-2026-000058318

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000058318) never changes.

Identity and time

Publication numberOT-2026-000058318 · never reused
Internal UUID01a0ae88-f398-7e88-b9ad-a1f563e5ba76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058318
StatusPUBLIC

Content hashes

Canonical text4f7598d336b6c1962864d68e7567478b92299773950eada1cdf24955e6ac777f
Markdownd4c6458b5722b23ae0247093647efe03fd087de989a05aac9d5ac79a668559b7
PDF
Publication page2f50ad0256e6335219ab525c9b81c97e58af31bddfee6dfd32ff1a0a63aa3d16
Manifest0e2d1a25ced245a8670717e44118b31abfe707f4e1435523ceaa14bd7cd178cf

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
SignaturelrccyRVx/yFFQKMKuzSJAipJxIrb9cnHzuhNFh8G6nYBspYYFr1pkYt98c+0UPWvxoelYdI6DeoiMqpWnFrODA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:43.423910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058318
observed 2f50ad0256e6335219ab525c9b81c97e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.405589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058318/manifest.json
observed 0e2d1a25ced245a8670717e44118b31a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.389269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058318/publication.md
observed d4c6458b5722b23ae0247093647efe03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.372384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058318/publication.txt
observed 4f7598d336b6c1962864d68e7567478b...
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.