OpenTechnical

OT-2026-000055764

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055764) never changes.

Identity and time

Publication numberOT-2026-000055764 · never reused
Internal UUID01a0ae87-09cb-7ef5-b5e0-8c2b66b68819 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055764
StatusPUBLIC

Content hashes

Canonical textbc8c89457428720351e50cb14ac73d850ad86ec64afa360294dc861bc37cb7eb
Markdown4f51fc0f03976dc31d5ca300838756b47fbe2d23cbfe06ee251982fbe90af022
PDF
Publication pagefea9076e086a15917bc8a82f21a824bfe0cc372a329502d1bacac3c50f8644e8
Manifestc9b7e946a3cb222a84a0a123a2ef157e3c495700a9ac8eb701c1ae9c0279f45d

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
SignaturetrJ68Vj3f/ZpK4RxCUPz3y/D3E7BAYlme/1bRo0veFAlpegjL4e/CN6pu78BTZNTzMTJ2qFdXDra4ZVXooqNAg==
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

2026-09-17T10:51:06.996390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055764
observed fea9076e086a15917bc8a82f21a824bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:06.977833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055764/manifest.json
observed c9b7e946a3cb222a84a0a123a2ef157e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:06.960680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055764/publication.md
observed 4f51fc0f03976dc31d5ca300838756b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:06.943298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055764/publication.txt
observed bc8c89457428720351e50cb14ac73d85...
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.