OpenTechnical

OT-2026-000067734

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000067734) never changes.

Identity and time

Publication numberOT-2026-000067734 · never reused
Internal UUID01a0ae8f-c4f9-7e37-adab-bca4ee8d728c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067734
StatusPUBLIC

Content hashes

Canonical text0208b040644ed8cae0bb249284e00e0a2cb28dfa5945c0e35dccc621dbd88d67
Markdownd14b864ca9e4882e2c7e2ddb646ab89ad96e5351aa0ee7011a9d80b297909533
PDF
Publication page3d622414e594cb52ba372ed8f52a60f9dd49e80b94265e37e4b6a51650e53688
Manifest44e41ecd45419659c51c7a5b6603bc7ce49f361f94b8be6a33a96bbc33911f61

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/By037cF5HB8zg8w/wEXlNRltiJ3VUNZZm6eJIy7jtHArHSdXMG6kA9dyR6U9JOedFqIfwYRUD7z3FGZYoHODw==
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

2026-09-17T10:29:57.151402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067734
observed 3d622414e594cb52ba372ed8f52a60f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:57.132399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067734/manifest.json
observed 44e41ecd45419659c51c7a5b6603bc7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:57.113355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067734/publication.md
observed d14b864ca9e4882e2c7e2ddb646ab89a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:57.095534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067734/publication.txt
observed 0208b040644ed8cae0bb249284e00e0a...
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.