OpenTechnical

OT-2026-000089210

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000089210) never changes.

Identity and time

Publication numberOT-2026-000089210 · never reused
Internal UUID01a0ae9b-db00-75e5-b74b-031902402e58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089210
StatusPUBLIC

Content hashes

Canonical text732bbfdb9cf6dfaf744c4a28849c010eefc0752deb0706b121310f8f581074dc
Markdown00b638912b3c4782d2d65702761be1c54dd7519ef9ce5bc3028bf3443bd077c7
PDF
Publication pageaa1c7df91da4fba629ad5c0a771782048584bf625a959c39166d52c1f8cd0067
Manifestc24318df34718937716d28fcd324f85b441f3d97ccd02f8a55dad9a848e8c66f

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
SignatureVeIZuZqCtCkjCGKVmz3BB5X2HdiSuxgRxXMEFxKqNglWXsCnBvHwFhDMvFLllSRUPexLyZfkPCCn9xvlcqs9Cg==
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

2026-09-17T09:47:13.891555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089210
observed aa1c7df91da4fba629ad5c0a77178204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:13.875147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089210/manifest.json
observed c24318df34718937716d28fcd324f85b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:13.857493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089210/publication.md
observed 00b638912b3c4782d2d65702761be1c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:13.836840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089210/publication.txt
observed 732bbfdb9cf6dfaf744c4a28849c010e...
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.