OpenTechnical

OT-2026-000067593

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000067593) never changes.

Identity and time

Publication numberOT-2026-000067593 · never reused
Internal UUID01a0ae8f-6bda-7298-865a-029502e5c456 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067593
StatusPUBLIC

Content hashes

Canonical texte9536189ba1921a6782060e978f92e4819df6a97bd495cb73608465f275db2e2
Markdown2b0c539eed5305f1ea54af8ebcf996065fc541b7a5b3c7e026bb1512f9a3da23
PDF
Publication pagef2474c86bef49dd73de00cf9c4585535e2a48ec0f4d62d23100a6fc39fa651a9
Manifestf618aa481698c5577b9d230d3793bca7d45f2ce61a0585b728db878150bb61cd

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
SignaturerRqFLylP8EXJ2zG26Z+BFckyJCzfwRSoAX2691x9+Zz2Uuozd8s20MZ8eXxxt2YgkaiFpSYYBzRwJ1A259DSBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:54.546128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067593
observed f2474c86bef49dd73de00cf9c4585535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.528778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067593/manifest.json
observed f618aa481698c5577b9d230d3793bca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.512450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067593/publication.md
observed 2b0c539eed5305f1ea54af8ebcf99606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:54.495587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067593/publication.txt
observed e9536189ba1921a6782060e978f92e48...
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.