OpenTechnical

OT-2026-000025718

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000025718) never changes.

Identity and time

Publication numberOT-2026-000025718 · never reused
Internal UUID01a0ae71-9bca-73f8-95f2-6c5bdefed5de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025718
StatusPUBLIC

Content hashes

Canonical text1eaaeab0d248163d567956781b70eedc7ab528d35d8850c9387d6033e6444562
Markdown5282f36b68e1c4ba9da672a5c55ac66879c1da60fbf950b41487ad90cf46fdce
PDF
Publication page2447a772a9f01eb4ab223616f46a74caf1b8b4db17b3d6937f51edcf479f4beb
Manifestaeceb901e98b25076e27aa8e948ffb6cbaebe6e40579aea2e7f777bf7777e9b3

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
Signatures4MZEReCD5GOCbZtdb0v7ebsMQXnsm6BuNDYOwivipxwk1KOwHfhH4LhWj/t+Jc4R+lMMxwkAGSP7vC47Kw9Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:56.114638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025718
observed 2447a772a9f01eb4ab223616f46a74ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:56.096983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025718/manifest.json
observed aeceb901e98b25076e27aa8e948ffb6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:56.077555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025718/publication.md
observed 5282f36b68e1c4ba9da672a5c55ac668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:56.058726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025718/publication.txt
observed 1eaaeab0d248163d567956781b70eedc...
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.