OpenTechnical

OT-2026-000035993

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000035993) never changes.

Identity and time

Publication numberOT-2026-000035993 · never reused
Internal UUID01a0ae77-01cd-7342-ab75-463fb8ac6bfb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035993
StatusPUBLIC

Content hashes

Canonical textb5f8c70a7ef7aab979ffef9a97cb8796b4a0d528b70da06b86c604e0b5b07461
Markdownfd17022f3cdfa1ae058ba37008da01646ea7fc9033e6cd7cf6d6caf30e9e925d
PDF
Publication pagecd8a813a647b053db5025e14663cb0a150daf109c8f6b48c550d6d72b0d9b608
Manifestd48ab4ea3e10a0623a8bb9d2e3bb6577f476ce83b2b8bdba5b66225f0158bf04

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
SignatureArFApX8CIhRjrkinvwzS7+hhtbQFhB4LuiDfImbdc8Z+KYojNsbfyLd2snbHum803zfSMtpEOwtq/AbotAGdCA==
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

2026-09-17T11:26:09.135171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035993
observed cd8a813a647b053db5025e14663cb0a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.117395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035993/manifest.json
observed d48ab4ea3e10a0623a8bb9d2e3bb6577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.100018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035993/publication.md
observed fd17022f3cdfa1ae058ba37008da0164...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:09.082747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035993/publication.txt
observed b5f8c70a7ef7aab979ffef9a97cb8796...
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.