OpenTechnical

OT-2026-000008175

Publication integrity record

Four cup 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-2026-000008175) never changes.

Identity and time

Publication numberOT-2026-000008175 · never reused
Internal UUID01a0ae6a-908c-72dc-afdf-e8fdebe0aac7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008175
StatusPUBLIC

Content hashes

Canonical text2f97a95c2ae5d4c80fc0ac1344196ecbf718656b5c4c4261aa96628a390a7873
Markdowna3ea6ee0e6f8289794d11f0650e18c2137bcb029ac26156574dc82b6ed5a1b07
PDF
Publication pagedc41e2134d5cc99643b3650bf15d82bf36cb0b7da9f550885897fc40d6031c84
Manifestbc9748a688dc4b1055679b054401761c6b1d5c6882bb4dfa3a38f7112a281f10

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
Signatureb/IyF4r3xNe8BzYsqBupxPDOzjO200o/m9VEPRsV3aLA4M+M8byvFAUPLE3jSgWLC3v4wLaH0ADKPokxznJOBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:32.445397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008175
observed dc41e2134d5cc99643b3650bf15d82bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.427786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008175/manifest.json
observed bc9748a688dc4b1055679b054401761c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.406786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008175/publication.md
observed a3ea6ee0e6f8289794d11f0650e18c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.387290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008175/publication.txt
observed 2f97a95c2ae5d4c80fc0ac1344196ecb...
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.