OpenTechnical

OT-2026-000053166

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000053166) never changes.

Identity and time

Publication numberOT-2026-000053166 · never reused
Internal UUID01a0ae84-a432-7fc3-8ccf-270c2cedd9b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053166
StatusPUBLIC

Content hashes

Canonical textc6273ef73092c46be8fbf6b2c1edf60fa4a1d4c04d8af4b383b3a3905be6f9fe
Markdown9f7897f8b0d4152e023614519cc83896bb5ac299840f0fd2e2e2cc6ae5c82f3b
PDF
Publication page28c464bf598733f3e6d147b757848f79bc7d94ac41de3d4fb5f24ea2dd1682f7
Manifestbc40e88ce44e7772cfc7c7e4f3f320002dff193206725b3cc619faad51c306bc

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
SignatureHwqWAXhCJVuRsLuLZbwTQcPZyXso+bod3YvIsiadCTnAgAK65JjZq/fmJzB8mD0EHpO+Kk/D25+35hKxm1fSDg==
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

2026-09-17T10:56:59.316263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053166
observed 28c464bf598733f3e6d147b757848f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:59.297788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053166/manifest.json
observed bc40e88ce44e7772cfc7c7e4f3f32000...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:59.280320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053166/publication.md
observed 9f7897f8b0d4152e023614519cc83896...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:59.262629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053166/publication.txt
observed c6273ef73092c46be8fbf6b2c1edf60f...
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.