OpenTechnical

OT-2026-000056014

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000056014) never changes.

Identity and time

Publication numberOT-2026-000056014 · never reused
Internal UUID01a0ae87-0a4a-76f1-a2ad-37d0d5f9753b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056014
StatusPUBLIC

Content hashes

Canonical text298724bbb8a2b92a517eadc96810ef8e8b7ad9545ae6a55fa1dd4fd812fd5899
Markdown96389d8af116817f3a48abba0f252ea29f7165266d287fd7ccd4b12dd62c2095
PDF
Publication page56a8194abe33133a35261814913677e75540b2c34d7346d56cc5619b587652fc
Manifest6ebba47bee698baa6ec0e6fa79d5e03dd5c49a9fe6927bb6c637fa20cdda5299

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
SignaturenBfCehC5U1fJqank/jaSppZxsrcBmYQ56bxT0SOBVkOMSMkstO9ptVFnW1D/vp/Dd6HMSpM9hjxMkKI9KJFqBg==
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

2026-09-17T10:51:32.435496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056014
observed 56a8194abe33133a35261814913677e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:32.418396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056014/manifest.json
observed 6ebba47bee698baa6ec0e6fa79d5e03d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:32.400742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056014/publication.md
observed 96389d8af116817f3a48abba0f252ea2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:32.384290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056014/publication.txt
observed 298724bbb8a2b92a517eadc96810ef8e...
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.