OpenTechnical

OT-2026-000098598

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000098598) never changes.

Identity and time

Publication numberOT-2026-000098598 · never reused
Internal UUID01a0aea2-42ac-7ded-b5fc-a7f01e31a3fa · 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-2026-000098598
StatusPUBLIC

Content hashes

Canonical text99e035c416f8db1fbfe70d5880cc90c8b2c3d15c53191a1a91ac633cc7950922
Markdown84e1f8ed5297d066a2fa4e4c0b0e3dfdce68c2a95e3b6b73b5c71e0e984d200e
PDF
Publication page3462dbb964fc050db3a0d555d9d8fbc115b7160985131f8004460aa55f92a842
Manifest719e5085d713e07c7d3645efc229ad2c5c3ba6b64dfdcf8aeef8ad7891c1e2ce

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
SignaturePL6Ig1LctvQDClAgv3a0FG47fRqwpCj0LsAjsfOTIuIzGBpl384PgbyW0IeoziUAi0/i0HBlsspMQqwqu1xrBg==
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

2026-09-17T09:30:52.080497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098598
observed 3462dbb964fc050db3a0d555d9d8fbc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:52.060713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098598/manifest.json
observed 719e5085d713e07c7d3645efc229ad2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:52.041580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098598/publication.md
observed 84e1f8ed5297d066a2fa4e4c0b0e3dfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:52.024010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098598/publication.txt
observed 99e035c416f8db1fbfe70d5880cc90c8...
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.