OpenTechnical

OT-2026-000041029

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, sustained 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-2026-000041029) never changes.

Identity and time

Publication numberOT-2026-000041029 · never reused
Internal UUID01a0ae79-b10e-77bc-9f83-77ae6cf51eae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041029
StatusPUBLIC

Content hashes

Canonical text1c52fcbc050a1bdede48b71fdaa21886f1dbf0e71f77066ab89140582128f33e
Markdownbc2f2e528bae8cfc28dd49362be92e71d8757c4e38f54fc8f39bc33a4c69a58e
PDF
Publication page515b2b3ffdea12f5f48138bf6ce3365a8697368565e1b8184d64573ea1e39d87
Manifeste7e5033631a0f8f4fbb25e34116362b8723e2765bfd41c6e246565be87f68d43

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
SignatureVJk6f55ztZcKpySlQ5MKEMHQCbOuzo6c9jqRq4f/PYpAX3ajREFP1YKYMa+igjN465O2cUrkcEyGea6pKQ0kAw==
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

2026-09-17T11:16:56.284488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041029
observed 515b2b3ffdea12f5f48138bf6ce3365a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.268408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041029/manifest.json
observed e7e5033631a0f8f4fbb25e34116362b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.253034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041029/publication.md
observed bc2f2e528bae8cfc28dd49362be92e71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.237863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041029/publication.txt
observed 1c52fcbc050a1bdede48b71fdaa21886...
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.