OpenTechnical

OT-2026-000006327

Publication integrity record

Bellows cup vacuum gripper, three outlet manifold, three stage ejector

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-2026-000006327) never changes.

Identity and time

Publication numberOT-2026-000006327 · never reused
Internal UUID01a0a957-23fd-752f-86f8-943ce6125cb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:30:55.487526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006327
StatusPUBLIC

Content hashes

Canonical textda177ceaa3c12c02f8f5c7d999269ada6470cd7c2b5773b9c5288b841503c15b
Markdown80c47c9cf45405104c2c5f76afac56e91e34647d8a37311665b54c486779f9a2
PDF
Publication pageab1c187e20f2f5e676b632d153882fe2a96fe32ee6c25ccb3e4b8b10e967c99c
Manifest1e1c0a8e19d131e6eeb7b03d784c71eb32ac46f1563ed0668d84fdb4f29b500a

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
SignatureGvPMSliwy2vZiSmZXpbrBXpLijje0ipi4fg4F3+iJ6yAEHTH/aAMjhEdtxw6EtnTlgAL7lQujdCyn+Uozv/VCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:30.991094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006327
observed ab1c187e20f2f5e676b632d153882fe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:30.955638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006327/manifest.json
observed 1e1c0a8e19d131e6eeb7b03d784c71eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:30.941769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006327/publication.md
observed 80c47c9cf45405104c2c5f76afac56e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:30.926616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006327/publication.txt
observed da177ceaa3c12c02f8f5c7d999269ada...
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.