OpenTechnical

OT-2026-000067092

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000067092) never changes.

Identity and time

Publication numberOT-2026-000067092 · never reused
Internal UUID01a0ae8f-14ff-71b1-a31e-9d846488db81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067092
StatusPUBLIC

Content hashes

Canonical texta84ee0626b5b1b58fe7bfb2995f69669490815c9af74546abbe56d99d907da79
Markdown52f79ba8b859e305a7e33e3ae1a3ec730eddf70c60d851e09ececad4539ac8d8
PDF
Publication page07bf0605152dc63f51dd4c40ac5e635402f5d04e3043a809db7a97fe1107458a
Manifeste870e17fa667ad4fe6cf689176be69e59302a857359e2a46f11e447446c3d2e7

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
SignatureWRA8w4UBQafX7T0N4mMDYmhLo5bWf8QG28akHuv+l5Ff28lV4jAj/MOJ37r9tIB1sSgM6P4KmdULl41gAstJCg==
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

2026-09-17T10:32:21.479774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067092
observed 07bf0605152dc63f51dd4c40ac5e6354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.464327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067092/manifest.json
observed e870e17fa667ad4fe6cf689176be69e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.448086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067092/publication.md
observed 52f79ba8b859e305a7e33e3ae1a3ec73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.431011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067092/publication.txt
observed a84ee0626b5b1b58fe7bfb2995f69669...
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.