OpenTechnical

OT-2026-000022130

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000022130) never changes.

Identity and time

Publication numberOT-2026-000022130 · never reused
Internal UUID01a0ae6f-f4fb-7469-813e-a7f80c3f467a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022130
StatusPUBLIC

Content hashes

Canonical text7b4deac68f4bbf542ba91cfbabdd4e8061acbdcbb320bc11eb4e323b8ec7320c
Markdown9b77462026c8474a67ddcc10fee090f3685e28a527cd534c4d5dfd29675b21cc
PDF
Publication page55e479e0b9776dff1e564751f2a50358fd7a084216bd8ad4c2f0fb1317ae6f8a
Manifest69f5fec3678cc3dc453ae62fc3863dcd9a2091d7e487989b7c2ae2aba9c2b319

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
SignatureljOIxEJi/LZwW+5F5tqmDQntFY0ZiV5nWK8L1xlVo9UMbbRlRfMzLhAbzo8UaJI3p9AWgryZl8MrcXmCS1cbBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:52:48.120836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022130
observed 55e479e0b9776dff1e564751f2a50358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:48.103233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022130/manifest.json
observed 69f5fec3678cc3dc453ae62fc3863dcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:48.084166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022130/publication.md
observed 9b77462026c8474a67ddcc10fee090f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:48.063234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022130/publication.txt
observed 7b4deac68f4bbf542ba91cfbabdd4e80...
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.