OpenTechnical

OT-2026-000063664

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063664) never changes.

Identity and time

Publication numberOT-2026-000063664 · never reused
Internal UUID01a0ae8c-f946-7d3b-a04a-378c655128ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063664
StatusPUBLIC

Content hashes

Canonical textf2239f15bd0543d018b575cd8ac383a0481adab918101805e2ac998e201dfc76
Markdowne752a58ac032eeef924b2bc1b95c18db55ce4632621d2146cb5794ea4d537b80
PDF
Publication paged64d455ac53006d9cececdbc9b551049611ebf8cdfb963570740f0f674496828
Manifest7f7e232127ce6e578a645692366181bfbc40b8d28f69fa8d68a86843e6bba50c

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
SignaturePe7DavPi/+/dl+V4CX2JbR9CFgsCrKTByck3U+v/SHN6EM2909gym7hyXOtVPKRyWKcYJyD77U8KwV23KNPSBQ==
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

2026-09-17T10:37:46.505754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063664
observed d64d455ac53006d9cececdbc9b551049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.486213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063664/manifest.json
observed 7f7e232127ce6e578a645692366181bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.468817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063664/publication.md
observed e752a58ac032eeef924b2bc1b95c18db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.450194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063664/publication.txt
observed f2239f15bd0543d018b575cd8ac383a0...
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.