OpenTechnical

OT-2026-000066734

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two 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-2026-000066734) never changes.

Identity and time

Publication numberOT-2026-000066734 · never reused
Internal UUID01a0ae8e-ce42-7097-9293-bc67289a2658 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066734
StatusPUBLIC

Content hashes

Canonical texta1a46d62fc9d846ca38791f5d98769ee4743b840d1dc502b6b98ce33aaaabb4a
Markdown2749ee9372f2423f23639fc6602d04b692c38e2f654e6c92959a3644600fa7bd
PDF
Publication pageb8567674ae1502a5049bd0902dc5c074c0cf65537521ff14222e72fe5fa9edfb
Manifest87d35be53fba6f7f51318709b38f70bf6e02e529a513c9f90450882bac831136

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/UvqbiV/bqrO6I/dQsxhgRmFXZ4qQZh2b89Bd4mZ101sHCympBKJRnujNgYKkIRZkAbObAnD50YubuqoL13bDA==
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

2026-09-17T10:33:08.541880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066734
observed b8567674ae1502a5049bd0902dc5c074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:08.522055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066734/manifest.json
observed 87d35be53fba6f7f51318709b38f70bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:08.503149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066734/publication.md
observed 2749ee9372f2423f23639fc6602d04b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:08.484504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066734/publication.txt
observed a1a46d62fc9d846ca38791f5d98769ee...
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.