OpenTechnical

OT-2026-000026324

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-2026-000026324) never changes.

Identity and time

Publication numberOT-2026-000026324 · never reused
Internal UUID01a0ae71-f4a6-7c95-9ce2-ed10afe241b7 · 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-2026-000026324
StatusPUBLIC

Content hashes

Canonical text20e9d0573b5e386f75695c6ea976845b69e0d414dcfee120c1ae0c4ef40cdd2d
Markdown859213d5750fae85423b18061a465b99666f3b6ecd56ec57ea0577b8d3864b1e
PDF
Publication page1494e13b5c15bac6f55260f9c0a7cb5db31a625561b7eeba3908428c0fa00446
Manifest05c5fea8a5d57943631462d3dfbbe6cb86465fd2fdd1e2f484829757997f5518

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
SignaturexzCvZ4WSL08QHoFL7rWG+Tt96k2cee7QhiKbHqAJrH3vRus+hBlD9YMQgRvCqslEnOEf9NW/oLmCDWZLfBVFCg==
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

2026-09-17T11:44:17.049241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026324
observed 1494e13b5c15bac6f55260f9c0a7cb5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:17.030496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026324/manifest.json
observed 05c5fea8a5d57943631462d3dfbbe6cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:17.012230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026324/publication.md
observed 859213d5750fae85423b18061a465b99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.993814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026324/publication.txt
observed 20e9d0573b5e386f75695c6ea976845b...
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.