OpenTechnical

OT-2026-000087357

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, sustained blow-off before set-down

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-2026-000087357) never changes.

Identity and time

Publication numberOT-2026-000087357 · never reused
Internal UUID01a0ae9a-cd4f-709d-962c-11aa31db8df9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087357
StatusPUBLIC

Content hashes

Canonical texta2a72129bb3c31610d63ab3815de0a7e34e5b33219782e740d9a2fd27452ab8f
Markdown0cf4ba4a6f6e6f28957232abbe2d6f61e19ef01fdf804b9df7c8b7a49c9a2668
PDF
Publication page19fd463a3767c1508a250f24ded4c98278ead71f742dedd7457d8fd596ab6c6a
Manifest222f9b621ae6999503ec1517c634a2510dd30527d9b174719e62476dbbd42ae4

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
Signaturem+1+act0kfjFl5GDQEl93JQtRcjGFhf5Ao2hoWb+XB6B08bfGG7v9HqGZYESyeasDOEWIuCdaUKfg/LzKbu6Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:31.949707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087357
observed 19fd463a3767c1508a250f24ded4c982...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.931844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087357/manifest.json
observed 222f9b621ae6999503ec1517c634a251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.913938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087357/publication.md
observed 0cf4ba4a6f6e6f28957232abbe2d6f61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.893676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087357/publication.txt
observed a2a72129bb3c31610d63ab3815de0a7e...
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.