OpenTechnical

OT-2026-000055346

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000055346) never changes.

Identity and time

Publication numberOT-2026-000055346 · never reused
Internal UUID01a0ae86-a100-761d-9f31-a5147a2c9999 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055346
StatusPUBLIC

Content hashes

Canonical textcc33acc2f27256ebfcfce9fdf9ec35f7ee0bf9714387d17a0ed862f2e8500e49
Markdown0f435bccc58d7b15f74e196c4ed896d458428c49b9632ea2f8901755b8b5fd11
PDF
Publication page1bb613f8696fd682b59fd0c28e636486945325dc25878eef74bc5827166dcad8
Manifestdc700483309ed005f88d6422b9b4e1d5d01c0f849d3372034a01de757231e73b

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
SignatureQcicZP4UZKYbsRA5T2GcMnyEAfWUBZLEou52CxvX0Q57GHRxNWRFB+jy6Pud6OcLo0boenU338r/cqHl6BP0Aw==
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

2026-09-17T10:51:58.227603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055346
observed 1bb613f8696fd682b59fd0c28e636486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.209932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055346/manifest.json
observed dc700483309ed005f88d6422b9b4e1d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.192343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055346/publication.md
observed 0f435bccc58d7b15f74e196c4ed896d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.176744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055346/publication.txt
observed cc33acc2f27256ebfcfce9fdf9ec35f7...
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.