OpenTechnical

OT-2026-000050934

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, vented 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-2026-000050934) never changes.

Identity and time

Publication numberOT-2026-000050934 · never reused
Internal UUID01a0ae82-c7b3-7c78-b3e5-d580686f7efe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050934
StatusPUBLIC

Content hashes

Canonical text63aa02554cc1b772ba53100746d6e218519593443cc3c5a0d82860c317039299
Markdown7163b76222383b5088bb0aa64b8878ff49c1fe3df74c02ef965e0e8384db4bb7
PDF
Publication page501c9ee14fafc1efa69fcdcfe1e4487c0a6e063c6526a60686b6ff090434f869
Manifestc364817fd5fe3f4691ba8d310740feacf5fbc56f8290d31827c01cc474a097c9

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
SignatureldPtcMn9NQTpBu9g/M+hFs9MNoKoR7BcxaMt4RBCmelxSvb8uHL47WsxRSjz/+qPPnZNEmMwIjBaVbZrY/IOCQ==
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

2026-09-17T11:00:41.950954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050934
observed 501c9ee14fafc1efa69fcdcfe1e4487c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.950808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050934
observed 501c9ee14fafc1efa69fcdcfe1e4487c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.928194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050934/manifest.json
observed c364817fd5fe3f4691ba8d310740feac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.927016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050934/manifest.json
observed c364817fd5fe3f4691ba8d310740feac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.907680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050934/publication.md
observed 7163b76222383b5088bb0aa64b8878ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.907661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050934/publication.md
observed 7163b76222383b5088bb0aa64b8878ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.888970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050934/publication.txt
observed 63aa02554cc1b772ba53100746d6e218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:41.887291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050934/publication.txt
observed 63aa02554cc1b772ba53100746d6e218...
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.