OpenTechnical

OT-2026-000078204

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000078204) never changes.

Identity and time

Publication numberOT-2026-000078204 · never reused
Internal UUID01a0ae95-7c26-77da-b346-4248b831569a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078204
StatusPUBLIC

Content hashes

Canonical textc1dd3f613b9fea7f38897ae4bc6fe15655d3d26e03aedecf4b2efade1d0c11d9
Markdownd365e352bb9d3e185eec6568f29739da7c7ac0eb020fb76d457e1739f7730d55
PDF
Publication page5af3376d334421c407c5b74fae2a82b785aac4b0a51a6b1de3eae53e437325dc
Manifesta4d5fb67fb7caff668c347d21387710b5dfc24755e775eed1c5531238ea18128

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
Signature8dEix6i+wEM6D+kHfqfzmN2ELOthzhkfqg6LBuARhjUGNzlGEnmoCwxi8Yx8km7N8DLZCc7jAacl2BhkKvYPBA==
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

2026-09-17T10:06:03.214803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078204
observed 5af3376d334421c407c5b74fae2a82b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:03.195409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078204/manifest.json
observed a4d5fb67fb7caff668c347d21387710b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:03.176996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078204/publication.md
observed d365e352bb9d3e185eec6568f29739da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:03.159780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078204/publication.txt
observed c1dd3f613b9fea7f38897ae4bc6fe156...
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.