OpenTechnical

OT-2026-000060208

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000060208) never changes.

Identity and time

Publication numberOT-2026-000060208 · never reused
Internal UUID01a0ae8a-5a73-7ca8-866e-e5b2c9b59107 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060208
StatusPUBLIC

Content hashes

Canonical text6a25dcf4f08133add1b5610b554a77c6e1b17cb5f994958fa39a38428c62c4df
Markdown2a114ea7882b9b50e29273a031d39ff970a37e4d9598d641a99e4f57973ab6e1
PDF
Publication page8acd0cfd2ea27e4115be0bcd0ae3f285439fb766fe79f4fe62dceeb8cc351ee7
Manifestc977f981c2dc61010e5748f2bd7166355c916aeeb21c04cbe477195d4dbc6ebf

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
SignatureGLnWKuuexfraYNK7WShL0e6/tbFoWiSQ1FVLf24yiY1zPKAM7yDxBeTxdfAxTehJDfUydbZh78TEXsI62jEIBA==
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

2026-09-17T10:43:52.867047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060208
observed 8acd0cfd2ea27e4115be0bcd0ae3f285...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:52.848892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060208/manifest.json
observed c977f981c2dc61010e5748f2bd716635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:52.831663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060208/publication.md
observed 2a114ea7882b9b50e29273a031d39ff9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:52.813864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060208/publication.txt
observed 6a25dcf4f08133add1b5610b554a77c6...
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.