OpenTechnical

OT-2026-000048434

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000048434) never changes.

Identity and time

Publication numberOT-2026-000048434 · never reused
Internal UUID01a0ae80-4de5-70ad-bb10-71922fd317e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048434
StatusPUBLIC

Content hashes

Canonical text83844c136871e7c4ddf147c108f9d836c5b51ac4206dc9753eadeb323a0b2ce7
Markdown024e4391bdab9fcfac3b38cb90c304c404d281b645bf04fd3d7d2b1ed98eb817
PDF
Publication pagec5be0cd34b0a0077beaa17d17f2f6b1a911f0eb425e67722599bfe554a3ec70f
Manifest14c1913661e8542e6acbf7223ada43c323f8df432854c2b055e292d0fd5fea25

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
SignaturexzbjSOkVRkqJtR0xe26TVZ3LmMc76U8mAjEElVPe3sqIe2zQ8uE8zJpI+OTNb/1z/pwcGd+JhIX9BF3VVYg/DQ==
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

2026-09-17T11:05:05.060681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048434
observed c5be0cd34b0a0077beaa17d17f2f6b1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:05.040811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048434/manifest.json
observed 14c1913661e8542e6acbf7223ada43c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:05.009973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048434/publication.md
observed 024e4391bdab9fcfac3b38cb90c304c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:04.980919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048434/publication.txt
observed 83844c136871e7c4ddf147c108f9d836...
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.