OpenTechnical

OT-2026-000017918

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000017918) never changes.

Identity and time

Publication numberOT-2026-000017918 · never reused
Internal UUID01a0ae6e-96fc-795c-ab4a-8e2145635217 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017918
StatusPUBLIC

Content hashes

Canonical text1033dcad95e1dc2f7c71720904d945a7eb71123fcd91876b8d6e804c26005b39
Markdownbc38156bda6ba3565eca0b3caa3bd8d51ed6fa5ea6fb51f9d9dfbc5bc3bd7423
PDF
Publication page85a586ee7e4b6224ef9a094a4f8e698557914de8b9dd6048fc2441f89f34fcd1
Manifest4a18016816c6d1d0af8ab7134aff4161a5df5b8b47234cafdf891fedc11bbb96

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
SignatureYG9fvleSOYnGppkhT9je7e8tWZCZJ1EQz95yyaAGZbcOoeNm4KbSeeb7xL60mk1CxXbI7fQSdiJPnJcg3C6YAg==
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

2026-09-17T12:01:54.653257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017918
observed 85a586ee7e4b6224ef9a094a4f8e6985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.636297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017918/manifest.json
observed 4a18016816c6d1d0af8ab7134aff4161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.619805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017918/publication.md
observed bc38156bda6ba3565eca0b3caa3bd8d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.601645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017918/publication.txt
observed 1033dcad95e1dc2f7c71720904d945a7...
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.