OpenTechnical

OT-2026-000052802

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000052802) never changes.

Identity and time

Publication numberOT-2026-000052802 · never reused
Internal UUID01a0ae84-a42e-785f-b2e6-5ec7aef35483 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052802
StatusPUBLIC

Content hashes

Canonical text071ff4a66683b44bcda460b53aa7e28d9b590acf9e66fbfe55228cc01a3394d3
Markdown556977db5bdefbd06e96bb2360cac80fc680f32f426b6f685e420de955daf95a
PDF
Publication page46e731050e327da52cf1125ab9d0c82af7a84d4f3e85f31c8e27cd7de6705c33
Manifestda1254153566af77674ad44ddba58520292001a7a61b544fb2901f62271ba38c

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
Signatureue3iw9APgCPilkMAx0GGL/bgdEkUKRqhcx08gQ2peOIIykYe3MwBcRMM8IJFuEUlEvurilE3fCYvFfWWL4vrAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:49.108622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052802
observed 46e731050e327da52cf1125ab9d0c82a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:49.091552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052802/manifest.json
observed da1254153566af77674ad44ddba58520...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:49.073916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052802/publication.md
observed 556977db5bdefbd06e96bb2360cac80f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:49.054779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052802/publication.txt
observed 071ff4a66683b44bcda460b53aa7e28d...
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.