OpenTechnical

OT-2026-000037204

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000037204) never changes.

Identity and time

Publication numberOT-2026-000037204 · never reused
Internal UUID01a0ae77-7741-7ef7-a8e4-99486d43dae5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037204
StatusPUBLIC

Content hashes

Canonical text503821492520f64f1e5de1e0863683f80e5a4a381e7d9e124cedc7ba50615202
Markdown840eb3432fab0b5e4243103c7f9db3e9c3e97fd4b220085331db33fbae7989ca
PDF
Publication page39e27f321b7d1d055a52042c3770061e737d41351e07e186f423419d4af2c707
Manifestbac498f603a0413dd3c0ccc981af72767558c9836aabe3bd7ae13512e159510d

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
SignatureFxaAxTpgHw7SzygZXuc5bZOyxMsuV7t88p8HEX9uoGdBuVKtVZnFLYcGJaSraNETql8QL9ZG8H4UcOA38prjCA==
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

2026-09-17T11:25:05.510820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037204
observed 39e27f321b7d1d055a52042c3770061e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:05.494848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037204/manifest.json
observed bac498f603a0413dd3c0ccc981af7276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:05.477455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037204/publication.md
observed 840eb3432fab0b5e4243103c7f9db3e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:05.461376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037204/publication.txt
observed 503821492520f64f1e5de1e0863683f8...
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.