OpenTechnical

OT-2026-000013272

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000013272) never changes.

Identity and time

Publication numberOT-2026-000013272 · never reused
Internal UUID01a0ae6d-6fc9-7da6-af08-442c383f188c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013272
StatusPUBLIC

Content hashes

Canonical text735df634718f9961232cbda44c86aa263298f7681a8cd9b4540b184fcad06077
Markdown7e235e891de03805119b8271897e0deb7293cbc2b083d537849b0a553d85db2d
PDF
Publication page57741670f1a0c08594107a96256e8621f4d3b4ba5dbcf7a53b75c86776cb1355
Manifeste71692e424a0d33aa2befc50c6cda78511841a5fa883c338800483f6cd85012d

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
SignaturePmlYbKj6BoSC+wMWb4OikbqhWs4NJ7k++RH7pfKWhmtpBRR7UN3Q70A/ysJyWV9ybeRKzRwaC6UNxBm5PlzlDA==
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

2026-09-17T12:09:41.126364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013272
observed 57741670f1a0c08594107a96256e8621...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:41.106382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013272/manifest.json
observed e71692e424a0d33aa2befc50c6cda785...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:41.087110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013272/publication.md
observed 7e235e891de03805119b8271897e0deb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:41.069711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013272/publication.txt
observed 735df634718f9961232cbda44c86aa26...
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.