OpenTechnical

OT-2026-000053630

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000053630) never changes.

Identity and time

Publication numberOT-2026-000053630 · never reused
Internal UUID01a0ae85-0a95-72d2-b5e1-b3cfe0ca4e72 · 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-2026-000053630
StatusPUBLIC

Content hashes

Canonical text38f721219c45eafe2b05a75982fa4931d64e1666ad59507e9855311c182fc522
Markdown735bc2e4948362fe63ff4b5807e62f00a0a329c36668a7779a5c0533cf9d5621
PDF
Publication page6f484268c73cd1294de0ae09ddde5d0a76727f264748e4a6650d68e7c5a392da
Manifest1e8f521494c96b56c60c8e365e479ab66b9f3de3cb1bf1200497693c9bea73dc

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
Signature7PhyQdIObiT8pUWBLh4yZbB7Gy2frkt/s5VuUaiN7mba3dcz4OctfeOUwqR7x6DAjUTCFPe9nbhd/Uesgqz1Aw==
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

2026-09-17T10:55:30.683486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053630
observed 6f484268c73cd1294de0ae09ddde5d0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.664585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053630/manifest.json
observed 1e8f521494c96b56c60c8e365e479ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.646425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053630/publication.md
observed 735bc2e4948362fe63ff4b5807e62f00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:30.628315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053630/publication.txt
observed 38f721219c45eafe2b05a75982fa4931...
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.