OpenTechnical

OT-2026-000049888

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000049888) never changes.

Identity and time

Publication numberOT-2026-000049888 · never reused
Internal UUID01a0ae81-fd76-72c9-997a-0562d44650c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049888
StatusPUBLIC

Content hashes

Canonical text66f7ac75a5b29e987985d63e74869a1873879b7d2042a5e0663cbc4cf1d1c16a
Markdown78d7eddc1bc2ae36202e85c4f116845088134bd4dfcb652f9357bb9b9fdaf666
PDF
Publication page39c4e3cec3124cd8b4c43beaaf0d334b456c79ba8bf5b7aaaf9c4c5e322b771e
Manifest5e4cb3a1d991d908ea1d1b67416e98d94f281c5142bb423dd4f78b638be19bdd

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
SignatureJccFPPr6A/jidgy001XN5/1blaSUb0yoguENZ5hea2aTD6CVU7abFtp8dGxBmIDzg+APzGbllka7w0TGKGqmCQ==
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

2026-09-17T11:01:48.269447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049888
observed 39c4e3cec3124cd8b4c43beaaf0d334b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:48.250495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049888/manifest.json
observed 5e4cb3a1d991d908ea1d1b67416e98d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:48.230353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049888/publication.md
observed 78d7eddc1bc2ae36202e85c4f1168450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:48.210380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049888/publication.txt
observed 66f7ac75a5b29e987985d63e74869a18...
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.