OpenTechnical

OT-2026-000041137

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000041137) never changes.

Identity and time

Publication numberOT-2026-000041137 · never reused
Internal UUID01a0ae79-b142-759b-98dc-6234785e214a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041137
StatusPUBLIC

Content hashes

Canonical text06165c7de6424ded953465a654de5b92a3ddb6cbb9daa1f162ecf680c45d219f
Markdown82c8c2e3e3b2760ff4f25bfc69df4780ac5efc34c2f920711d59816e6264f124
PDF
Publication pagedbe7b272daaa62df1ac6721d9612ec7d265c3975ebaa6eb4fe455579dcdd6b86
Manifest978e38293fe02771f965c4e183f592e4eef26d6aaeee244bab1a867b9c2027ae

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
SignaturehIxoBZeIv0pt0p3UOaQPi8Ffh78G3CZwtpS9gGME33hhMY109ZHxj9E8patznQ19yPHr1Bg95NMPm/kz4gFJCA==
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

2026-09-17T11:17:04.570719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041137
observed dbe7b272daaa62df1ac6721d9612ec7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:04.550828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041137/manifest.json
observed 978e38293fe02771f965c4e183f592e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:04.531092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041137/publication.md
observed 82c8c2e3e3b2760ff4f25bfc69df4780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:04.514841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041137/publication.txt
observed 06165c7de6424ded953465a654de5b92...
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.