OpenTechnical

OT-2026-000026352

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000026352) never changes.

Identity and time

Publication numberOT-2026-000026352 · never reused
Internal UUID01a0ae71-f4a7-7aba-97a7-501c396e85ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026352
StatusPUBLIC

Content hashes

Canonical text43ff6ea37513297097fe32cf07b8d0a6f429c88ca1225df49e2c861b760b1558
Markdownbb00597eca1e12fcc0a492e2bc8abca38dcf1a1b1d8a683a95fbc9cd98b10af8
PDF
Publication page4ce456d6aecd7b9fc39c1e9e4acc890b1b19a151a8c6005e0a99e6e8387a8160
Manifeste6a5bea2346be747709b98e12d611a23411338f98d28635f8ed6ac27619aec39

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
Signaturez2yKFNv5nmPI+GP/Kpu+XsAyrOQIoa5Q9fuKZ0TkJczXtREQ/GM3CdccV6OCRvyg7ZN72oUhP0GUenQ9fYnFAw==
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

2026-09-17T11:44:19.528585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026352
observed 4ce456d6aecd7b9fc39c1e9e4acc890b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.512019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026352/manifest.json
observed e6a5bea2346be747709b98e12d611a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.496346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026352/publication.md
observed bb00597eca1e12fcc0a492e2bc8abca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.480099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026352/publication.txt
observed 43ff6ea37513297097fe32cf07b8d0a6...
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.