OpenTechnical

OT-2026-000064638

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented after set-down

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-2026-000064638) never changes.

Identity and time

Publication numberOT-2026-000064638 · never reused
Internal UUID01a0ae8d-deb8-74d0-a416-d6626fd21d59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064638
StatusPUBLIC

Content hashes

Canonical texteb0a6e4213e1ebe5febe19cc12d65fb3029ca8775067e8cb3d586552ab108c93
Markdown8ee7eee3a46fa79ec7fc7bfdeb1764e685f2c8690850122b61d87d4bbc1dfe27
PDF
Publication pagedee400da381000a6880c65f5174ad73d462beccf583f0973f648b77c1a2a4dfc
Manifest42c519efcd405e7b6f362b17f2cfedcb579c8590ef76829effe79b82d5efcb6a

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
Signature+1WwKAh6X82KimjjrzjI4D66lSa8kXMyKxeG81bKeFKWZEO7VryY0WXLTux2eoxS4RWgSfhp6l7WxR4GtEOsCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:25.284486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064638
observed dee400da381000a6880c65f5174ad73d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:25.267269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064638/manifest.json
observed 42c519efcd405e7b6f362b17f2cfedcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:25.249505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064638/publication.md
observed 8ee7eee3a46fa79ec7fc7bfdeb1764e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:25.231342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064638/publication.txt
observed eb0a6e4213e1ebe5febe19cc12d65fb3...
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.