OpenTechnical

OT-2026-000063548

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000063548) never changes.

Identity and time

Publication numberOT-2026-000063548 · never reused
Internal UUID01a0ae8c-f945-740d-93d9-3f7aa5ddc0e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063548
StatusPUBLIC

Content hashes

Canonical text4a4c765ff67df6e283f4f5eac9285eeddf87527c6d938b8c4b23c57fde5cc213
Markdown131261c6d8cb5213847a1846e29ffc6a9572ad30999a267f6c01a6149395b6a2
PDF
Publication pagef97fe0bd4be2757408ffe2175842f835b156c823115db384b9bfd5aaa776bd78
Manifest2f19411cce3eae3a6def4fd358e5bc86b8206ab757d5fc35b8f633dc06723708

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
Signature9G36uOCkpqjULLBbaOlf8996NbotVa29dYtJQBQ7fB4G/avfgKH4l0X5jS9LOqP6sstfy1ZCGxqO/T3cCVyUBg==
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

2026-09-17T10:37:32.904262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063548
observed f97fe0bd4be2757408ffe2175842f835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.879475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063548/manifest.json
observed 2f19411cce3eae3a6def4fd358e5bc86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.855251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063548/publication.md
observed 131261c6d8cb5213847a1846e29ffc6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.836461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063548/publication.txt
observed 4a4c765ff67df6e283f4f5eac9285eed...
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.