OpenTechnical

OT-2026-000039723

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000039723) never changes.

Identity and time

Publication numberOT-2026-000039723 · never reused
Internal UUID01a0ae78-d8d5-7775-877d-041fc21f4906 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039723
StatusPUBLIC

Content hashes

Canonical text08085640c40fb5834eba7201429ac9ff6622e524ca4244aff6243d0a87f1e5fb
Markdown0a4324d1e2034b2947264cebaa478f87e8eaf29107f77626d2ca1c87fb653248
PDF
Publication pagebe4673160c753e36d7e125f37bda907da4c89ffe00f03fd27f58f1d4c3bc7a8b
Manifeste701d7b3491f1abbcec2c4beacbdbcfd3f45f9efa43cfc4a237acc5c79708597

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
SignatureA0tIxn5jZQ5qo/2olf1xfo8FF90RdZvwrlUOLGYDXHzf8vPLzUTtIrVoqbp5kqNsKn+5d747IE6TlX74eJKvCw==
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

2026-09-17T11:19:55.582502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039723
observed be4673160c753e36d7e125f37bda907d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:55.565495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039723/manifest.json
observed e701d7b3491f1abbcec2c4beacbdbcfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:55.547164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039723/publication.md
observed 0a4324d1e2034b2947264cebaa478f87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:55.530404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039723/publication.txt
observed 08085640c40fb5834eba7201429ac9ff...
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.