OpenTechnical

OT-2026-000040381

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000040381) never changes.

Identity and time

Publication numberOT-2026-000040381 · never reused
Internal UUID01a0ae79-2701-77a1-b4b2-88ad87f24142 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040381
StatusPUBLIC

Content hashes

Canonical text514198c99bf01cbe0d89fd9b0be423a01839595feed808d6cdbe58a263f58b54
Markdownd66b9ffb643cae3b38ce3c08d2dd8f8364287a22cdbeaa048b88642b21671542
PDF
Publication pageca648dbc181a669e8ccd0f16e758e4a3198588d3c7591b124a6914065b638dbb
Manifestf7d54169055ce2edf4f9a9b99c411ac9d2157c6707933e371fe96454b308794b

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
SignatureTHywNsP8r8GvZM6VBSXFD4AlHblbRy8fGrny72yIaz0RXHkB8C1iKJF7YsSaFBk1RDKTrMm08Apm9XgfZVkABQ==
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

2026-09-17T11:19:24.377648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040381
observed ca648dbc181a669e8ccd0f16e758e4a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.359684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040381/manifest.json
observed f7d54169055ce2edf4f9a9b99c411ac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.341883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040381/publication.md
observed d66b9ffb643cae3b38ce3c08d2dd8f83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:24.324386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040381/publication.txt
observed 514198c99bf01cbe0d89fd9b0be423a0...
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.