OpenTechnical

OT-2026-000077795

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000077795) never changes.

Identity and time

Publication numberOT-2026-000077795 · never reused
Internal UUID01a0ae95-2ed0-74db-a999-278468930575 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077795
StatusPUBLIC

Content hashes

Canonical textafa152e7da01f8ba678af9db714905bf9f6f37b23747f50f33b28e259a658787
Markdown8bd89118e32ed4148ca10a8edf86821fcda15f76a465b50a5065c4d872b9aeec
PDF
Publication page7f3a7e63da186961a4c28a8820b5da3947893fec4b049ff44d4a3a1262427543
Manifest82ca85a13d6bc94ff0c7935b2b8f0f0218be494a597b8f1f0f8649d64918fef1

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
SignatureDo4g05xUQdmCuHqMzdU8fsxuuRNQYbQd6IrTxieHSLZY5XfQTwzoWI+ReLtW8VROoLPUGKgIsjHfpNU1A3yEBA==
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

2026-09-17T10:07:22.930371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077795
observed 7f3a7e63da186961a4c28a8820b5da39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:22.910283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077795/manifest.json
observed 82ca85a13d6bc94ff0c7935b2b8f0f02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:22.890217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077795/publication.md
observed 8bd89118e32ed4148ca10a8edf86821f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:22.870935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077795/publication.txt
observed afa152e7da01f8ba678af9db714905bf...
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.