OpenTechnical

OT-2026-000008262

Publication integrity record

Single cup 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-2026-000008262) never changes.

Identity and time

Publication numberOT-2026-000008262 · never reused
Internal UUID01a0ae6a-908e-797c-a7ab-08582d4c8fe0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008262
StatusPUBLIC

Content hashes

Canonical text29fec115f880c23a556fa7ba64b888f4f97a55091984e3551867e364d456e561
Markdown83b2b6b9736fcd7d32a3057f450c10cbb041073d3a8fe4be86d4c01b83550596
PDF
Publication page5067a7e999586b63958d7a3b4fd5a4cfbe86ff3752ecc5702f58d03dfddde9a7
Manifest72b3d052fd5c25629354ebf760eef041a0f13f84b06049efabae09730beec4fb

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
SignaturexXPNdtVxOQU2DYXvt25APNMC7w0qC3Q5mkOHMXQ6pbT5XNAlWhyTVEd/n0mMm/xAbqmGQ6kblq47+57bLvU9Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:41.665739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008262
observed 5067a7e999586b63958d7a3b4fd5a4cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:41.648441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008262/manifest.json
observed 72b3d052fd5c25629354ebf760eef041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:41.629284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008262/publication.md
observed 83b2b6b9736fcd7d32a3057f450c10cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:41.606842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008262/publication.txt
observed 29fec115f880c23a556fa7ba64b888f4...
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.