OpenTechnical

OT-2026-000053313

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000053313) never changes.

Identity and time

Publication numberOT-2026-000053313 · never reused
Internal UUID01a0ae85-0a15-7f54-972f-9c3e6e520e87 · 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-2026-000053313
StatusPUBLIC

Content hashes

Canonical text3a2475c99d0f5921094061be381bb1b2fe8cc4e0069e4c0a10366e1c3e3e218e
Markdowna8a88539ccc2287c06443f40df1b1f6e6a4b55a1faa8f1a0c1863899db65d232
PDF
Publication page02f1cecc6a7e2439c2c860207cd8222cc73799f59ca3c0f47d102b50bb744b11
Manifestd991aa3c2313efb5c2e52be7e566ef92f6bed22311a55badf513c7a0633cecaa

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
SignatureBmH3nNacTgB4DF41NkqVWa3nsMl0FDYH5uHjlawqxaKy+UItmy+A1AcADs3R9TtldWVW8APloHfTSR596h2KAA==
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

2026-09-17T10:55:00.389893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053313
observed 02f1cecc6a7e2439c2c860207cd8222c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:00.372370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053313/manifest.json
observed d991aa3c2313efb5c2e52be7e566ef92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:00.354577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053313/publication.md
observed a8a88539ccc2287c06443f40df1b1f6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:00.336036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053313/publication.txt
observed 3a2475c99d0f5921094061be381bb1b2...
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.