OpenTechnical

OT-2026-000037672

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000037672) never changes.

Identity and time

Publication numberOT-2026-000037672 · never reused
Internal UUID01a0ae77-b8cf-7027-96c0-c7ab7aac6594 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037672
StatusPUBLIC

Content hashes

Canonical textd7c79b8ab937ba6f2a8fb2ead33022101285e3d95e902b933a55fa90ff642e30
Markdown356c8bf51c6b3097becd9a7918b95d5a67d3430a744eb3bed4136ad955dd6627
PDF
Publication pagee4b44d42511c4d7dd84d9f5cd8bd81685abbf69fdbdbc17b6125d035860a41e7
Manifest8b5f084b7b7e1d3708ffec534cfa42b5e0038b96ef5f77fa3549b4517cd3788e

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
SignatureFdCSrLononuHWtKdU/fKF2qZjhYYygTx48TR5FjCC3XR/Gcb5H08+ctcZpHKH4E7nxQgJBWDlkLZQnebER9FBQ==
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

2026-09-17T11:24:14.951110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037672
observed e4b44d42511c4d7dd84d9f5cd8bd8168...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:14.933563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037672/manifest.json
observed 8b5f084b7b7e1d3708ffec534cfa42b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:14.917470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037672/publication.md
observed 356c8bf51c6b3097becd9a7918b95d5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:14.899963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037672/publication.txt
observed d7c79b8ab937ba6f2a8fb2ead3302210...
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.