OpenTechnical

OT-2026-000054654

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000054654) never changes.

Identity and time

Publication numberOT-2026-000054654 · never reused
Internal UUID01a0ae86-1284-7a2e-ab2e-54c3d47df554 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054654
StatusPUBLIC

Content hashes

Canonical text67b388f325789fb4a7f045248ae020a306d15b2650eb9a473b9c543967c8e858
Markdown5f99b7e3153dbc874e596890597e05d9152562f55fe366c9c61dfa29ea40e6eb
PDF
Publication page9c082da329bc1d3f894328d6f7cfad7f768249de11b10365468a9ddbf4e8c687
Manifest1a01c224f45d860672adddfd3826db6b5a25c5fb4d5a025c841ac056c33499d1

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
SignatureBzUWuHPtd/4zRrs24HRwT10pOjXYDnnoDDy8Uz+qag1p2Gdj9TJ54VohNo+17thdLkaphjBByV1PYAFi5IWLDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:43.409516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054654
observed 9c082da329bc1d3f894328d6f7cfad7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.391446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054654/manifest.json
observed 1a01c224f45d860672adddfd3826db6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.372080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054654/publication.md
observed 5f99b7e3153dbc874e596890597e05d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.353404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054654/publication.txt
observed 67b388f325789fb4a7f045248ae020a3...
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.