OpenTechnical

OT-2026-000084744

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, sustained blow-off before 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-2026-000084744) never changes.

Identity and time

Publication numberOT-2026-000084744 · never reused
Internal UUID01a0ae98-e25d-72a0-a6ca-bf7cb5cbb2e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084744
StatusPUBLIC

Content hashes

Canonical text67b2c7f18af230564ca7319fb5c84ab54abee9c6e958756d463553408d26964d
Markdownfc649a28f64c4ba4f7a583c2e0548698bd6f664e69dfe1ccc6ecb03ed6000ae3
PDF
Publication page8c27df71ecb539434787ad00ea9639881584d6c684a4a4b13f9315db86524a5e
Manifest45000ae474405105756ad41abd23c8d32dafdf07fee460aba324b2a616bf615b

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
SignatureC9NlbrHvx6yXqaq04yiaKhTkzJhsEJUdhQP9nzLryAsRM8tRzdIjNZlEFzcxY4bpTiZzgBiRcFJZ+pjMPjbdBQ==
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

2026-09-17T09:55:41.311512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084744
observed 8c27df71ecb539434787ad00ea963988...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.293636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084744/manifest.json
observed 45000ae474405105756ad41abd23c8d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.276969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084744/publication.md
observed fc649a28f64c4ba4f7a583c2e0548698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.260162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084744/publication.txt
observed 67b2c7f18af230564ca7319fb5c84ab5...
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.