OpenTechnical

OT-2026-000056814

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000056814) never changes.

Identity and time

Publication numberOT-2026-000056814 · never reused
Internal UUID01a0ae87-7af7-7636-be5e-a962ce3e7b63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056814
StatusPUBLIC

Content hashes

Canonical text6116453fc7cd8d78363a562b33977da366106ef85a3b28aba8c123247c31d861
Markdowne30953f244f10eaa954487424cd7da8250e9f509906a48c2a4063f39caa3d4f5
PDF
Publication page93db1d4f9a1b18b840f0b2388144f0cd996019b23c51973d409cde0b575ca72a
Manifest1cc06f5b238398366a084fd96a14666435f1f92673a09f5d0ec395ff7ff07898

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
SignaturemBwhJJOqiJ8wUjRaSd3cLShIbwiBVwuDIrlcA0GINNRoZ2r/mAvbKLKLgA3l3tvSDbDgtu+MvWF4Sj3wnAWgDg==
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

2026-09-17T10:50:18.188305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056814
observed 93db1d4f9a1b18b840f0b2388144f0cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.170012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056814/manifest.json
observed 1cc06f5b238398366a084fd96a146664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.151381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056814/publication.md
observed e30953f244f10eaa954487424cd7da82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.133990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056814/publication.txt
observed 6116453fc7cd8d78363a562b33977da3...
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.