OpenTechnical

OT-2026-000099604

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down

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-2026-000099604) never changes.

Identity and time

Publication numberOT-2026-000099604 · never reused
Internal UUID01a0aea2-c975-73fa-909a-fdb01c674be2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099604
StatusPUBLIC

Content hashes

Canonical textc01716e10c61502422406ffd98bf7b0cbe6ed1d5762b559c6ec1ecf2821a12da
Markdown7652533b87b34535469d81f208bedc4ddc5f45e4623f32ab49f9db5e22b04949
PDF
Publication page3b844562429bca136acb08e5ac19b1a92f5de31177feaa80e20a63b3a014c2f1
Manifest0c3ee1ad2c450375e58ea41c947b5b02c932974bc6b076c60b3a00dd38d2268b

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
SignatureXv/rTCg4APb0pqU+mo0pJysdFUSLttgBxsCDDuFCdEt99/wzmOQ5iMC/xuKXM9cSuzw7sPUei5E1hfDI1nISDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:31.921797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099604
observed 3b844562429bca136acb08e5ac19b1a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.905180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099604/manifest.json
observed 0c3ee1ad2c450375e58ea41c947b5b02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.886960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099604/publication.md
observed 7652533b87b34535469d81f208bedc4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:31.867614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099604/publication.txt
observed c01716e10c61502422406ffd98bf7b0c...
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.