OpenTechnical

OT-2026-000055714

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before 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-2026-000055714) never changes.

Identity and time

Publication numberOT-2026-000055714 · never reused
Internal UUID01a0ae87-09ca-749f-9de9-429d539ae063 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055714
StatusPUBLIC

Content hashes

Canonical text4c3c53f488a1155be86391164f7f3b78c3307cf01afa748c2f9aaff04409f9af
Markdown3e2c70b8940e18a6d8772dc10edd9418d751b00d21b7d664e44c5be5d752d790
PDF
Publication page857e54f1e3183f4740d0558cc5f1ff9101135eea271156ac687feab1f6bd258b
Manifestc3b8308b2c51f0e48b7be81f0d96403d6bbe8b18bd9686a8aec87c28da76487d

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
SignaturebOBO+cWPYZKAoKDcnAasZZWSK8GyV8lEkMcPTOn7oKJVbsv8axDt4t/dmLR8Re3FCc+AwGoTvwiW+HZTPDexCw==
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

2026-09-17T10:51:02.752578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055714
observed 857e54f1e3183f4740d0558cc5f1ff91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:02.734475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055714/manifest.json
observed c3b8308b2c51f0e48b7be81f0d96403d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:02.713229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055714/publication.md
observed 3e2c70b8940e18a6d8772dc10edd9418...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:02.695389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055714/publication.txt
observed 4c3c53f488a1155be86391164f7f3b78...
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.