OpenTechnical

OT-2026-000093469

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093469) never changes.

Identity and time

Publication numberOT-2026-000093469 · never reused
Internal UUID01a0ae9e-508a-71c7-b586-9aa49f91a3cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093469
StatusPUBLIC

Content hashes

Canonical text8553b643a49659f99f8f7e3a65bb2b2961fbf2febe7a4c4aec5fa4b694a981a2
Markdownacdb18a9b00b16c3c2562652784efdea5c375f4de64f10302084768e5c7a12be
PDF
Publication page5b9c2bfb29875745c2e05250a393923751554288767bcfd3317991bc235d2cc9
Manifestb3f186b1f1b09e2d5334948f6426d42f2a6a5f722d97000c4eea49d766165fb1

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
Signature2knhaTwW8+Aw9bPFf6nABJ/bmvuuvuWJ32y9QJi0RdVY6GhUtcpPeE751kR3GEuivw1JbbbnN5vx5ReII+t2DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:24.257621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093469
observed 5b9c2bfb29875745c2e05250a3939237...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.240885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093469/manifest.json
observed b3f186b1f1b09e2d5334948f6426d42f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.222604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093469/publication.md
observed acdb18a9b00b16c3c2562652784efdea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.201672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093469/publication.txt
observed 8553b643a49659f99f8f7e3a65bb2b29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.356026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093469
observed 5b9c2bfb29875745c2e05250a3939237...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.339841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093469/manifest.json
observed b3f186b1f1b09e2d5334948f6426d42f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.322541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093469/publication.md
observed acdb18a9b00b16c3c2562652784efdea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:28.302595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093469/publication.txt
observed 8553b643a49659f99f8f7e3a65bb2b29...
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.