OpenTechnical

OT-2026-000098388

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000098388) never changes.

Identity and time

Publication numberOT-2026-000098388 · never reused
Internal UUID01a0aea1-e965-7f7c-96f6-0b02b349e8ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098388
StatusPUBLIC

Content hashes

Canonical text7fd40c58e060a9b43fca8552d1ea9fa938779361c395dc6d40fd991a07343c7b
Markdown5e5fca0391a63ce540e9d963429b940edc0c14dff456d37127a8b3a4cf498bb9
PDF
Publication page1321f22d334b4af80f6a8a85ad7a8bc0e2527ede81806aa8489347630a842f60
Manifestfb94bbff7ed8f69d9f0cca6dc3f36850eb004d7014e66b215842cc42e66236e9

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
SignatureIKYyCIQwEuuwJ2PzI6aRy7oPt41TT6SBhmE6KQcgRgaDsBH/YD12k1A6ZdK8JYuMFXSS3rc/PxoFtw1zd/DgDA==
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

2026-09-17T09:32:07.704686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098388
observed 1321f22d334b4af80f6a8a85ad7a8bc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.686419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098388/manifest.json
observed fb94bbff7ed8f69d9f0cca6dc3f36850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.668957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098388/publication.md
observed 5e5fca0391a63ce540e9d963429b940e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.652281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098388/publication.txt
observed 7fd40c58e060a9b43fca8552d1ea9fa9...
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.