OpenTechnical

OT-2026-000098618

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, 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-2026-000098618) never changes.

Identity and time

Publication numberOT-2026-000098618 · never reused
Internal UUID01a0aea2-42ad-73d0-a935-dc71eeba7b0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098618
StatusPUBLIC

Content hashes

Canonical text4996e137611fcecd66194c2c2b478342959bd345a43bd5e33a590599792a438b
Markdownfbea518f4d716c4336e093a136a17152f88b6368db9d1143d602e5051f782819
PDF
Publication paged8cfab99aca5a9a05dafa8d38c8c13e3aa79ccb9a5904d669746fa68d284211a
Manifest746d7d2a4c0dfa01f90bb69b1d36104ed6c19c9471c6b0e025aa255a49e1f87b

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
SignaturevKcnCiVrzQP0mfR2tUjE6SGzvq3KVZq31Ad5w/V+3LTbIzQZVg4j/x/r4xCuAVefkTu1f7e5zvnBRdk5UzwjAg==
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

2026-09-17T09:30:54.318619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098618
observed d8cfab99aca5a9a05dafa8d38c8c13e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.296950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098618/manifest.json
observed 746d7d2a4c0dfa01f90bb69b1d36104e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.276876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098618/publication.md
observed fbea518f4d716c4336e093a136a17152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.255443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098618/publication.txt
observed 4996e137611fcecd66194c2c2b478342...
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.