OpenTechnical

OT-2026-000033010

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000033010) never changes.

Identity and time

Publication numberOT-2026-000033010 · never reused
Internal UUID01a0ae75-4843-7ca4-a411-f02695bf7fdc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033010
StatusPUBLIC

Content hashes

Canonical text247a32692d91de61cc68a1e8c067b40529e40afceb7638fe95d83ab6aa639840
Markdownc13498f3058ec40f87005770cfef0aca9615ca2f7ba51b3b7f1cae42f1947af9
PDF
Publication pageb2cdd633c6db7e65bda40c438f0425c793bbd4bd528de81fbddd3aa25f58eaaa
Manifest515b2e73c4e58aaa9d3ad41b9f62d99f47343f829f56c666abf11bc7e13403d2

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
SignaturehdwlEhXc4MdzKWbDzt/5th9PgFAm1Ko6M1JVLmNwDM98uomwnTTFTTeqNINa5Gz7LfnfNCRjTmdno2wnpv42Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:37.948673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033010
observed b2cdd633c6db7e65bda40c438f0425c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:37.911993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033010/manifest.json
observed 515b2e73c4e58aaa9d3ad41b9f62d99f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:37.891774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033010/publication.md
observed c13498f3058ec40f87005770cfef0aca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:37.859445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033010/publication.txt
observed 247a32692d91de61cc68a1e8c067b405...
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.