OpenTechnical

OT-2026-000047846

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000047846) never changes.

Identity and time

Publication numberOT-2026-000047846 · never reused
Internal UUID01a0ae7f-c421-7c00-8008-5c3885a0006c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047846
StatusPUBLIC

Content hashes

Canonical textae61984884678ddc8bc1690437eeced4a05900ee114962aa3a6db69b83ff6b66
Markdown92cd8ffe4944383ec3c2f61745134db2e6207d0895de747ad03256bfe6f1db07
PDF
Publication page4cbcc3ec104aebbeb4b69936f2bb72ee4dbdf96dd231f073d9d822959aad3080
Manifest404c313c90846c24e863f48439f3d2bf01857e4ea200986ff604e09961558eb2

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
SignatureoPE5gu0/jynPGviOMQn6c0lEKeF40dT+oeFOgSpHmqOeh+wg2S2UXx/OiwHbkXLdbBfCYwXVtfical87WQ0bCA==
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

2026-09-17T11:05:45.896553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047846
observed 4cbcc3ec104aebbeb4b69936f2bb72ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:45.876784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047846/manifest.json
observed 404c313c90846c24e863f48439f3d2bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:45.858126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047846/publication.md
observed 92cd8ffe4944383ec3c2f61745134db2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:45.837561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047846/publication.txt
observed ae61984884678ddc8bc1690437eeced4...
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.