OpenTechnical

OT-2026-000039312

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000039312) never changes.

Identity and time

Publication numberOT-2026-000039312 · never reused
Internal UUID01a0ae78-9674-749e-a4e0-c7af1ca6b458 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039312
StatusPUBLIC

Content hashes

Canonical text76e10e3b88d4f129aadd17bacdbcb6bd44b7e24a861a3cb3d78a257ef54281fd
Markdown7048fc1d7ff9f93d6b354096fab48c366cfae822524de89137f2e9d57b421680
PDF
Publication pageb4ea6d04a415cf21e72010b38f04092bd8eb3a2f548fcd34340b433a6ee86bdd
Manifest16b718b2f10a3da947b116070da78b411f96255f632577533c7467a20433cbe5

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
SignaturevxhDiKkikOxDflbEp4hmu32z8uYcJDyJgIW7h2kczeGNqbMplq3gvw9RLWTA8/tqAt+NGcKCvFWoWgwLz08VCg==
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

2026-09-17T11:20:54.197298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039312
observed b4ea6d04a415cf21e72010b38f04092b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:54.177586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039312/manifest.json
observed 16b718b2f10a3da947b116070da78b41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:54.156519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039312/publication.md
observed 7048fc1d7ff9f93d6b354096fab48c36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:54.138422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039312/publication.txt
observed 76e10e3b88d4f129aadd17bacdbcb6bd...
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.