OpenTechnical

OT-2026-000098387

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000098387) never changes.

Identity and time

Publication numberOT-2026-000098387 · never reused
Internal UUID01a0aea1-e965-7a42-bafd-de871d8120af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098387
StatusPUBLIC

Content hashes

Canonical textbb8ff3052b64c8216a2ef530d6b69e101db83519bd22d3ace979b4513c8e280f
Markdownc5514f329781e8341a67a49164e6f1e96e67f2aefe2cc0e6173a1268dfe6300b
PDF
Publication page71c19280b8d9f1f28eda643892f9341d17d6143b8ca3955bc5af6f6385946e16
Manifestc0f697c6464e2d2a4181922d987e58dbf31f2f325de7c0a269a5853670df4967

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
SignatureQGp51m/k9CYL5xzDiY3bx8B5kF7jgah7pVl9nwQYzVY7iwF8foqUDiYhEmgcA0vg0/dAFZzVkLYLB66lIZnrDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:07.633619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098387
observed 71c19280b8d9f1f28eda643892f9341d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.615528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098387/manifest.json
observed c0f697c6464e2d2a4181922d987e58db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.598280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098387/publication.md
observed c5514f329781e8341a67a49164e6f1e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.580388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098387/publication.txt
observed bb8ff3052b64c8216a2ef530d6b69e10...
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.