OpenTechnical

OT-2026-000104041

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000104041) never changes.

Identity and time

Publication numberOT-2026-000104041 · never reused
Internal UUID01a0aea5-341e-794a-8876-a507994c55ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104041
StatusPUBLIC

Content hashes

Canonical text9f0e060c255462a6f9fb678464ac87fb50c97dc96b60be3aa7e0c783fb9f42d3
Markdowncc6a655c7c97eafee6e29780ccb13f661549d0bd84951bebba469c232807fe7a
PDF
Publication pagef49456f0103ef9391c4feba65290a71b5278f42c30a377881d1a4aeaddaadc48
Manifest1d1fc868ecda2b8c34428e9c34d98e7ef605c3dc0bbbb95a56917643c5ebc47c

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
SignaturelsHeZLzN5Vr1EJ5047W25aA6TAyJvH2sJopQtw2BzVwN6atnfYczVew2aJZGwypiuMbmn4IApwF4ZmLC1Ao+CQ==
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

2026-09-17T09:20:06.392171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104041
observed f49456f0103ef9391c4feba65290a71b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:06.374197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104041/manifest.json
observed 1d1fc868ecda2b8c34428e9c34d98e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:06.354378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104041/publication.md
observed cc6a655c7c97eafee6e29780ccb13f66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:06.331020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104041/publication.txt
observed 9f0e060c255462a6f9fb678464ac87fb...
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.