OpenTechnical

OT-2026-000048894

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000048894) never changes.

Identity and time

Publication numberOT-2026-000048894 · never reused
Internal UUID01a0ae81-134b-70b4-b138-6b5b28be8313 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048894
StatusPUBLIC

Content hashes

Canonical text14dc07745622e5eb6248fd8e5523d1005a762ec0848ebbf48f66058ec886b8a7
Markdown9b14934b321c3b690c11f5ec5cc6bd458cb778412ebdf9a8a5f31d6b74bd3287
PDF
Publication pageac8c086eebb16ca2758906097b48eb309335677a3ebd049cd7044aafee601ef1
Manifestc4bf1a81cbc6d7c322114811772600a94d8f8e78c118241575f332fde0df13ea

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
SignatureXmI6dQQJF5VOdmxTQdiXHqqJyn9/dfM18WeRbLCBXdLX6/yCIMf+RwoXIQDDZRj37TGpCJDevtVRN9ry3Q8NAg==
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

2026-09-17T11:03:03.539318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048894
observed ac8c086eebb16ca2758906097b48eb30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:03.522408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048894/manifest.json
observed c4bf1a81cbc6d7c322114811772600a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:03.504024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048894/publication.md
observed 9b14934b321c3b690c11f5ec5cc6bd45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:03.485899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048894/publication.txt
observed 14dc07745622e5eb6248fd8e5523d100...
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.