OpenTechnical

OT-2026-000052665

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump 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-2026-000052665) never changes.

Identity and time

Publication numberOT-2026-000052665 · never reused
Internal UUID01a0ae84-573c-7ae3-b2fb-535b0287407f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052665
StatusPUBLIC

Content hashes

Canonical text66b391b30f2a194a3ae7a35491763c7ddf63a44ffb03f3cc6c3540b96a75bfc0
Markdown867dd1cf1e1acc8982b2f7d86c88f71faf66fcea9752a982b0287e914d720e5a
PDF
Publication pageff54737462c5f401be4527beb30cd624d98e32d18c75d879ba47c51275852b46
Manifesteb95286020e6a30c63def1693b3f52c6ec9ce01ff3e0b086f76615a808ca626c

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
SignatureGwhpRW7mNEmzcfvl4EnT6FUaF09i163Qoli504DkPXL92JkZ4IBs8YYdl4LsxhvU+oL6MdypfYnJ6GzsQxecDA==
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

2026-09-17T10:57:21.340632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052665
observed ff54737462c5f401be4527beb30cd624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:21.321529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052665/manifest.json
observed eb95286020e6a30c63def1693b3f52c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:21.299920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052665/publication.md
observed 867dd1cf1e1acc8982b2f7d86c88f71f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:21.275798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052665/publication.txt
observed 66b391b30f2a194a3ae7a35491763c7d...
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.