OpenTechnical

OT-2026-000054360

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000054360) never changes.

Identity and time

Publication numberOT-2026-000054360 · never reused
Internal UUID01a0ae85-b3aa-75b9-bc3d-a075f27aad88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054360
StatusPUBLIC

Content hashes

Canonical textb1d7ebf8bf0a1cb62719abb156e4311beab6b4d822781c619ea3e4f664937e46
Markdown49072d56ada6c62e5124b5309fbe82cb1b4b678a5741c7121dd3fa337d01ef9e
PDF
Publication page14a3858c3e3dbdbdb357b16d647c087af225c87b6734733ac8f9cf60b91ac7e6
Manifestab9eee7aaca7cedf45fa2fb7eccf7aaaf3f0bac144f5513756724e34970628a7

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
SignaturelDV4giKSEntmoJMh/mtcsiYETa7xyxsrZIhGv4TJnoqdRtOt/LK3ujIj7TGZcyn+2MYniQgdkYoOwuwGYy5eDg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:52.994990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054360
observed 14a3858c3e3dbdbdb357b16d647c087a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:52.977042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054360/manifest.json
observed ab9eee7aaca7cedf45fa2fb7eccf7aaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:52.954720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054360/publication.md
observed 49072d56ada6c62e5124b5309fbe82cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:52.935344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054360/publication.txt
observed b1d7ebf8bf0a1cb62719abb156e4311b...
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.