OpenTechnical

OT-2026-000037577

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold 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-2026-000037577) never changes.

Identity and time

Publication numberOT-2026-000037577 · never reused
Internal UUID01a0ae77-b8cf-77bc-9314-c1f62f4cd888 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037577
StatusPUBLIC

Content hashes

Canonical text6a59d1ac4be2dd7e33e173d3f7db21604f4fa80458a1376ba37768fae5b83eb0
Markdown2bd1151a8e4b0c6b9a28eb04c8d9470377e919ceb3909362a5803739ad57ecf8
PDF
Publication page088b4bfded5ca5a0e444cbd813dc03533a97e9743628fd943d1574095b7c0d69
Manifest9efb0df0e1ded7785f1bfa9818ec2b9707a83a51c4fdef11db8d6e041a640eaa

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
SignatureRund3jeTGRXsPmesinnivfFbstqPwrUAn7pKVbO0cgTVP9cX1B1KglfkJUihPHVWdKUHfio4DrUv2SQ+0X0BBg==
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

2026-09-17T11:24:07.520392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037577
observed 088b4bfded5ca5a0e444cbd813dc0353...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.502859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037577/manifest.json
observed 9efb0df0e1ded7785f1bfa9818ec2b97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.486781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037577/publication.md
observed 2bd1151a8e4b0c6b9a28eb04c8d94703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.470097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037577/publication.txt
observed 6a59d1ac4be2dd7e33e173d3f7db2160...
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.