OpenTechnical

OT-2026-000053468

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000053468) never changes.

Identity and time

Publication numberOT-2026-000053468 · never reused
Internal UUID01a0ae85-0a90-7771-abc9-95d39eb3ad0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053468
StatusPUBLIC

Content hashes

Canonical text766311a05b33c6d2335530b17a3a7226eb4ece9a3681f3ace5c9597c203e2f4f
Markdown1320dfa1fc018207e8ae66c3e7c92ed38a302cf4ffdec78b988646ee8b135589
PDF
Publication page3661888bde03cb248bb6ff0f57369b4df1df5da75cd17cdbd0c6f19fd0bd4e9c
Manifeste2c61772a26e2041015c6edf454e8e15827fc4280079c6ba1c307a4b28f3f0e5

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
SignatureU68V8akwdT+WEma5CQt/O1qBVyhFizMwGMaalbuJOA1pZF5CQRBGB039kt0rdEWKtQTVyLNKq+Js3qeeN0HHDw==
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

2026-09-17T10:55:13.140294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053468
observed 3661888bde03cb248bb6ff0f57369b4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:13.121752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053468/manifest.json
observed e2c61772a26e2041015c6edf454e8e15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:13.102339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053468/publication.md
observed 1320dfa1fc018207e8ae66c3e7c92ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:13.084950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053468/publication.txt
observed 766311a05b33c6d2335530b17a3a7226...
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.