OpenTechnical

OT-2026-000037090

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000037090) never changes.

Identity and time

Publication numberOT-2026-000037090 · never reused
Internal UUID01a0ae77-7740-78e1-9141-96b0e02a5103 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037090
StatusPUBLIC

Content hashes

Canonical text4e1b7867e9fb8c45ef2187fc9da4d416e6905879ae3da15df7a61963037b17df
Markdown52d95d36db1843883a25fb499a18b5a4487d1f28e5840f9b890b02888fdb3c41
PDF
Publication page27b065142179ff5530ae0ceddc9434e513d63e6a66de1e094db52201a180f36b
Manifest66854dce55acc81038fc67f2ee7cd1bdb93dbb2fcdf4f3abfc2c0b6abbd38672

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
Signature1XPHPd2dOXe7QVr2lpi+6T4V5mVGA0NB0n2j4lic57iyL8OVKNMfIF6753A3Uyy4Xje5hew7rtGhsvI/Ci50Bg==
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

2026-09-17T11:24:57.373813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037090
observed 27b065142179ff5530ae0ceddc9434e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:57.357498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037090/manifest.json
observed 66854dce55acc81038fc67f2ee7cd1bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:57.340439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037090/publication.md
observed 52d95d36db1843883a25fb499a18b5a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:57.323836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037090/publication.txt
observed 4e1b7867e9fb8c45ef2187fc9da4d416...
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.