OpenTechnical

OT-2026-000032047

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000032047) never changes.

Identity and time

Publication numberOT-2026-000032047 · never reused
Internal UUID01a0ae74-bad3-7693-9910-d2407fd559f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032047
StatusPUBLIC

Content hashes

Canonical textf8ceefdd7943046d34031bf16cf5b41e0d4f298a45bd84c280e5febc52a19337
Markdowneb047008d9977d22e43336f58a9a4028cc8d3830ed250bfbbf456c9affffca9a
PDF
Publication page1fc3858ec1eba5d7be2b809d31bab9dac047603bdcee0b79fa108020384e80cd
Manifestf2984e903520364a36ca48db8e49fa071ef032d2a86f70a93544ac16fede9f66

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
Signature3v85MnjytRtdHo6qbKP7ipLJF8Qww8Ow9wsuvbylPZyOlmfLwQF47IMx+lnwBlVxEk7+Uv//LEtkA2I/nLAHAA==
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

2026-09-17T11:35:27.698524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032047
observed 1fc3858ec1eba5d7be2b809d31bab9da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.682205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032047/manifest.json
observed f2984e903520364a36ca48db8e49fa07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.662953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032047/publication.md
observed eb047008d9977d22e43336f58a9a4028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.645164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032047/publication.txt
observed f8ceefdd7943046d34031bf16cf5b41e...
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.