OpenTechnical

OT-2026-000041434

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two 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-2026-000041434) never changes.

Identity and time

Publication numberOT-2026-000041434 · never reused
Internal UUID01a0ae79-b145-7c0a-914a-4cdd79223006 · 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-2026-000041434
StatusPUBLIC

Content hashes

Canonical texte772a66835e47af7d55fd5a6f2cd631c37d248822708a9d5882ceeb88f373759
Markdownfb534829075b7cfe995cf7f7e039978dda41e60e8a0706cc0208d1cb3104e3f2
PDF
Publication pageadc8d83472cf0e188ffd972bd1a5aff0d85e328817b0d2e352a2163cce6908b6
Manifestbbcbbf959d9b4c65a72611a51ef8525d9d6d6cdbd485bd84e0175a7eeb38c95f

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
SignatureUoMOrGkwZ7CpRrbU52wUmm0NFspYraFixQJLwE34yw7vjqOCfpVu8qPmqYdPKDLxBjj9mibVeqkJv8leIGwQDg==
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

2026-09-17T11:17:27.290519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041434
observed adc8d83472cf0e188ffd972bd1a5aff0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.272524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041434/manifest.json
observed bbcbbf959d9b4c65a72611a51ef8525d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.253851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041434/publication.md
observed fb534829075b7cfe995cf7f7e039978d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.235703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041434/publication.txt
observed e772a66835e47af7d55fd5a6f2cd631c...
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.