OpenTechnical

OT-2026-000053286

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, 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-2026-000053286) never changes.

Identity and time

Publication numberOT-2026-000053286 · never reused
Internal UUID01a0ae85-0a15-7e1c-b767-93583dfaa407 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053286
StatusPUBLIC

Content hashes

Canonical textb02d530919e81bb69226f6451578221b5ba3aa12195e261bbecf393467257faa
Markdown6938d1d1cf8419e9c9c0ceb52f82fb59e0226b20bc037ac9c6f7d59946006afd
PDF
Publication page545e6105d2928379ee1aeef6f3addc1c3cb277213014a68ec6157be6640871d6
Manifest042ba7188d065159f79417e4dc6fe377c5a329ad313efbbeb0a2e4e17c5c6ed2

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+roy4MjB80FjJoT196/UzwogWNl04sV3Nxa94BV0abKB34I49NwfPdI3v/vePvOP2Ud8aOl/UjSKlWdceyKEAQ==
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

2026-09-17T10:54:58.274575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053286
observed 545e6105d2928379ee1aeef6f3addc1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.258752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053286/manifest.json
observed 042ba7188d065159f79417e4dc6fe377...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.241041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053286/publication.md
observed 6938d1d1cf8419e9c9c0ceb52f82fb59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:58.222719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053286/publication.txt
observed b02d530919e81bb69226f6451578221b...
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.