OpenTechnical

OT-2026-000022570

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000022570) never changes.

Identity and time

Publication numberOT-2026-000022570 · never reused
Internal UUID01a0ae6f-f4ff-7911-b87c-47bc3b0a19f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022570
StatusPUBLIC

Content hashes

Canonical texte6d7b09b918988635b41abd0c28c60fbc1a2383532aa7445fd4a18afe93cc771
Markdownb25353d100c950953e5f56eeb3ef8b1d23316f9c1b0113670e25e36445494105
PDF
Publication page6f7139a519bb0742a1e1e22dc7771402d80e1af1efac53f0eddb77f72b24069b
Manifest8a2b54218e8fb7047820b80449e4c8970abbb208af3a0b47be392e068a5bccbc

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
Signature4DVD/22kZfA1f6Em8YabmnrNLMDECj2qqlqxz3BEkzrhw2xy5ZKaTpa7Zsf+p4knqVq/dFqc9RmcRLXVy9m5Bg==
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

2026-09-17T11:54:00.564821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022570
observed 6f7139a519bb0742a1e1e22dc7771402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:00.548270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022570/manifest.json
observed 8a2b54218e8fb7047820b80449e4c897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:00.530153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022570/publication.md
observed b25353d100c950953e5f56eeb3ef8b1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:00.511784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022570/publication.txt
observed e6d7b09b918988635b41abd0c28c60fb...
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.