OpenTechnical

OT-2026-000053530

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000053530) never changes.

Identity and time

Publication numberOT-2026-000053530 · never reused
Internal UUID01a0ae85-0a92-7df8-afa4-66e7f3b89c98 · 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-2026-000053530
StatusPUBLIC

Content hashes

Canonical text2f961f811fbcae5a8f613af6d81bea0453bdaa7c92d5b55a77d7242804ab5d8e
Markdowna40879d97f3144ec1b97eb87908db55094cdc32252a6deb09e71237e5ee95c21
PDF
Publication page12b56f208d7a8bbbd33a662c77c2abe75bbed42f04011dd223856e2f1a4a70a8
Manifest23d66302f12879015c9de55b9224bad09206914ba5c256b0f901fa11ec6e4633

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
Signatureuii3nPw/CCPiuo8zVutO0G1QiTHETfwc9XqDno8NR86EHyr4Ji9KfvO+yRNz+l9CEIQ0L+jF9yps3blHk4hCBQ==
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

2026-09-17T10:55:22.847446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053530
observed 12b56f208d7a8bbbd33a662c77c2abe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:22.830576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053530/manifest.json
observed 23d66302f12879015c9de55b9224bad0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:22.810026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053530/publication.md
observed a40879d97f3144ec1b97eb87908db550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:22.790623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053530/publication.txt
observed 2f961f811fbcae5a8f613af6d81bea04...
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.