OpenTechnical

OT-2026-000086762

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000086762) never changes.

Identity and time

Publication numberOT-2026-000086762 · never reused
Internal UUID01a0ae9a-80a4-75cb-a680-614012d5caf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086762
StatusPUBLIC

Content hashes

Canonical texte9ccdfef9de948ad530109629f52b5967afe5fb021c02739f49f34e83d09fa41
Markdown49f7cbca21ea9ef3e2cf733219ef4ab1fcf7d1b145682b7efbdfbf8e2cafcdaa
PDF
Publication page39fabfa7502955ab103f7d3d7659212c814c7578e1e1bdfab59c4afbdc778376
Manifest257ea2ba78a134988981b02e2dd60c86241136cf28f8e6f70efd7c78ad69735e

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
Signaturee1irgZyZEui0IWrkZ8sY175iQjKAty5M1eEIL42j+7+GvY+YX90LvLNz3ucAISnLsTbw//XFQ1mhwwTSVXf7BA==
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

2026-09-17T09:51:33.903049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086762
observed 39fabfa7502955ab103f7d3d7659212c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.886024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086762/manifest.json
observed 257ea2ba78a134988981b02e2dd60c86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.868850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086762/publication.md
observed 49f7cbca21ea9ef3e2cf733219ef4ab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:33.850578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086762/publication.txt
observed e9ccdfef9de948ad530109629f52b596...
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.