OpenTechnical

OT-2026-000040356

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000040356) never changes.

Identity and time

Publication numberOT-2026-000040356 · never reused
Internal UUID01a0ae79-2700-7421-9a0f-8b18893490fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040356
StatusPUBLIC

Content hashes

Canonical textf5d365bb44379f5a122efc87b182efd0f6194ac8879642ccf43bbeb87266fea2
Markdown1731a992fd08c86bf0f1a5f77809c84dfd8329b0b3abe7b6575904c3d5b22881
PDF
Publication page0273e0d67d56a287b31a1bfcb016cdb5abd7ce3b837bcbef20b8354ae39dae96
Manifest0d4451911fc5ab8d83dd869a9838d7dfa03669681e1de2e6b74e6f9850ff77b2

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
Signature+wJSP04bDL07cQyfughQi84GKt9Vrplhw1ZVsQXZKdBBTVOm80vh5Um4oV0pFL18oRNT8GMoFQdxUeYcHpqlCg==
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

2026-09-17T11:19:22.194003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040356
observed 0273e0d67d56a287b31a1bfcb016cdb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.176388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040356/manifest.json
observed 0d4451911fc5ab8d83dd869a9838d7df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.156146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040356/publication.md
observed 1731a992fd08c86bf0f1a5f77809c84d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.138914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040356/publication.txt
observed f5d365bb44379f5a122efc87b182efd0...
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.