OpenTechnical

OT-2026-000054009

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, vented before 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-2026-000054009) never changes.

Identity and time

Publication numberOT-2026-000054009 · never reused
Internal UUID01a0ae85-b3a7-7fe6-9c30-67fceebdb0df · 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-2026-000054009
StatusPUBLIC

Content hashes

Canonical text30abf43a9bf507e41977b8bbdc4b2ba5d8dc309f578d0143f9debf46dc1bbacf
Markdownbcd0a9eab90771e9be43712a02051f96972565b12ef184bd81e6e73b697099aa
PDF
Publication pagefeefbf0d700d205364e65b24e9211fb5b150d5b8746bae08b75963b646f00b66
Manifest1763186a4bb513b4a3d8b740a8537f57f2a5faa6b0851af4af52b29f1dc48594

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
SignatureLZejcPhbINWOvP6iZZbQKfzHeoVnahR9xM8/vZnfBfmogp8y/cSeeK+VCxGY1axnHpOVk4q6eKaZ0TUmrLjJBg==
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

2026-09-17T10:54:20.813997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054009
observed feefbf0d700d205364e65b24e9211fb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:20.769358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054009/manifest.json
observed 1763186a4bb513b4a3d8b740a8537f57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:20.722307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054009/publication.md
observed bcd0a9eab90771e9be43712a02051f96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:20.681080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054009/publication.txt
observed 30abf43a9bf507e41977b8bbdc4b2ba5...
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.