OpenTechnical

OT-2026-000022614

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before set-down, on a tool changer

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-2026-000022614) never changes.

Identity and time

Publication numberOT-2026-000022614 · never reused
Internal UUID01a0ae70-46e8-721b-9d01-4a48c676cc57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022614
StatusPUBLIC

Content hashes

Canonical text3b34ca26939e68de0775bcf50ec5ef31cf1e384e7a54893fc27f4b58131d9c66
Markdown92e7a3ea9e4f4f500c1ab0dd35468ab3781b9e6031e403f485b00fb4e6bad001
PDF
Publication page76bb779138d3c02361b5b883a39cebe42e1733f1234d718eccc92515cc8f9ee0
Manifest1f01ad53e47ab035d53be8bce405186bd6ecc68029c2c1228069a10280d1f615

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
Signaturer2ZmoT1tPrbLxTTnxBceR38X+sCP/DLdDaEWMN0yPm344htAhe7jq5pwGjE3RafNjtKQmp5MKESpNfBI2bpOCQ==
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

2026-09-17T11:51:59.123135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022614
observed 76bb779138d3c02361b5b883a39cebe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:59.104547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022614/manifest.json
observed 1f01ad53e47ab035d53be8bce405186b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:59.086397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022614/publication.md
observed 92e7a3ea9e4f4f500c1ab0dd35468ab3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:59.068537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022614/publication.txt
observed 3b34ca26939e68de0775bcf50ec5ef31...
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.