OpenTechnical

OT-2026-000087360

Publication integrity record

Four cup 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-2026-000087360) never changes.

Identity and time

Publication numberOT-2026-000087360 · never reused
Internal UUID01a0ae9a-cd4f-7f92-b91d-ffc6514bcd6c · 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-2026-000087360
StatusPUBLIC

Content hashes

Canonical text9ef46c0877966e619e660d75c8a65d2fdd01b5bfa310007d2ee94956f6310ea7
Markdown5001b131e0441788284c3fc78621f950b989832f68bebf7227c3ea12a0c63ad3
PDF
Publication page7e056afcd1521d1f715f24253e021f85bf46eeda4768d6ce6d7f27f76947a1b9
Manifestdf5cb9d852bd8dcaaca76c4cc71018e03aff28701ac878d926e4f47082cf7938

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
Signature6VWg9zhqwnzIKsLVpfVps9eknI0Rz99guRftXpQYrTmXbgAC/rtbpGKgNRMHgmeNT0DyzQpNVnni8ZZcB3KyBg==
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

2026-09-17T09:50:32.161256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087360
observed 7e056afcd1521d1f715f24253e021f85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.144955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087360/manifest.json
observed df5cb9d852bd8dcaaca76c4cc71018e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.129508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087360/publication.md
observed 5001b131e0441788284c3fc78621f950...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:32.111545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087360/publication.txt
observed 9ef46c0877966e619e660d75c8a65d2f...
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.