OpenTechnical

OT-2026-000088595

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, 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-2026-000088595) never changes.

Identity and time

Publication numberOT-2026-000088595 · never reused
Internal UUID01a0ae9b-8f0f-799d-a664-67154c03e7b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088595
StatusPUBLIC

Content hashes

Canonical text89fd5d7228f7b23efd545e8e199017af22c9e3e7481a67003aae72d3aae36200
Markdown11aba6615a643f6c44928440fc85c3f62bced888c1a6979a75dfd791df81aac4
PDF
Publication page608455df5eeb45f73021d4da5204fd0fd5195c7fc0eb99040f6d6a7bba709231
Manifest3702b5d9dea1e559550cf2cdca065c6ed37973b04df1e35dea42ca8e4e7b9af2

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
SignaturesHKpYNbon9RHwfzTuKkECD5NBJH5oBRDwSAhUZN6eNx/qDeyUFVaHJYXiNU+xsZhi81TD6hmwNvJIcWB+PqZCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:47:47.692731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088595
observed 608455df5eeb45f73021d4da5204fd0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:47.676905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088595/manifest.json
observed 3702b5d9dea1e559550cf2cdca065c6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:47.658188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088595/publication.md
observed 11aba6615a643f6c44928440fc85c3f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:47.639322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088595/publication.txt
observed 89fd5d7228f7b23efd545e8e199017af...
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.