OpenTechnical

OT-2026-000103238

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum 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-2026-000103238) never changes.

Identity and time

Publication numberOT-2026-000103238 · never reused
Internal UUID01a0aea4-be3f-7854-8e2a-0f63f60606b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103238
StatusPUBLIC

Content hashes

Canonical text604a9c1e82b78182d42bf67fa5d880bde4aba4ff883d100d6d2f2932adb99e9f
Markdown1a4491422acf276fa269e549d4249483036e388a7ccb7e2a4fdb3993ad519979
PDF
Publication page5b736be5d5b582b7e2203ba68e2af1a6c90c5417c79ac13150b1230de284b80e
Manifestc5f1f4ea0ad8d719d305e54256529d68bb44aeb7f7855b713e491d31e0ab40f7

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
SignatureogpKuxu7RodPttLcEhJYK/eC9jWyxOpF3+yhkSVph82M4lAEpJ8ZanHcAF7TxEtzs4L/4krqEQTW5AhTJTKKCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:28.323169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103238
observed 5b736be5d5b582b7e2203ba68e2af1a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.304620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103238/manifest.json
observed c5f1f4ea0ad8d719d305e54256529d68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.286265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103238/publication.md
observed 1a4491422acf276fa269e549d4249483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.267265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103238/publication.txt
observed 604a9c1e82b78182d42bf67fa5d880bd...
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.