OpenTechnical

OT-2026-000011224

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000011224) never changes.

Identity and time

Publication numberOT-2026-000011224 · never reused
Internal UUID01a0ae6c-5410-70dd-8be8-a356f4a577b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011224
StatusPUBLIC

Content hashes

Canonical text5ddf247dda95a250fe5e6645f0686b04a8c0b77c911a7e35b5740281f43aaf15
Markdown5676d1f0c76e8211e1565450167ed248581564233160cde2b41f6e417bedb712
PDF
Publication pagef038e18856897721397469a6d7291ff275fbef2c97519a71b6bb8ac4f13ab5d1
Manifestb9acb908c1072f2a45a6fbac867a2b9ff1897f39671750c92856ea0276dfbc4c

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
SignatureHXRgXOaBmW0mhZGmsgbIO3JUINmzF1Jjh9xVYEuZ3g447sM9mzL4X8V0nzZqWh07IbFimm+b/Ed+NDV2KgakBg==
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

2026-09-17T12:14:10.914156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011224
observed f038e18856897721397469a6d7291ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:10.897171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011224/manifest.json
observed b9acb908c1072f2a45a6fbac867a2b9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:10.878963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011224/publication.md
observed 5676d1f0c76e8211e1565450167ed248...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:10.860715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011224/publication.txt
observed 5ddf247dda95a250fe5e6645f0686b04...
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.