OpenTechnical

OT-2026-000061316

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000061316) never changes.

Identity and time

Publication numberOT-2026-000061316 · never reused
Internal UUID01a0ae8b-1384-769f-a5c0-017bb9fc06b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061316
StatusPUBLIC

Content hashes

Canonical textc277c5ea7010e82fb3b9f72ac4361cf4732f8cae73952bfd25c95a566bc2be8e
Markdown73ec74b1753958872d48db7f92df689cb883df7a614a8655ee0d7c52dc7dda86
PDF
Publication page1e39ed47c7f2bf0c30febbca2c66b1d935f3577c3235bf0412496ce63143b59f
Manifestdec3157b66fece69f94142c2b1c4016c805b4320caf5812e75fbe2d0b1f5869f

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
SignaturevlDY/TgB8jxz8odTy4kdxlDYRbmv5qZ6rx0a4+eWlOfoP8o7/CWjPxeNerbmBqaslfSvLMZ+lACcopRfKepyBQ==
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

2026-09-17T10:42:45.042025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061316
observed 1e39ed47c7f2bf0c30febbca2c66b1d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:45.023673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061316/manifest.json
observed dec3157b66fece69f94142c2b1c4016c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:45.003230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061316/publication.md
observed 73ec74b1753958872d48db7f92df689c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:44.985828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061316/publication.txt
observed c277c5ea7010e82fb3b9f72ac4361cf4...
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.