OpenTechnical

OT-2026-000041367

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000041367) never changes.

Identity and time

Publication numberOT-2026-000041367 · never reused
Internal UUID01a0ae79-b144-790a-be91-0283fb8c4709 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041367
StatusPUBLIC

Content hashes

Canonical text585f24ebb47800e3f97ec0f8d041d4f7fdcb49e2ca72be79ccdb71282ff6a04e
Markdown716a0b581dc887505948994d1509f0953d1ddbf002905b7d67d9580a943318c8
PDF
Publication page7eed00a0257fec32bafb6e7f332c64ae4395545616f7a8bab61f30bf45280476
Manifest54ca9c5009fe96c18af8402a7081df30a36803fe843b5d21e671bb53c640491e

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
SignatureuMf5NcjoipJO518RSIbhSOgp2AZQ5y4X6f1TkjqTE4ybeH0Ss3UQxor181ofy8DgXW0aei5TLNPvicJIJpXrBg==
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

2026-09-17T11:17:22.291759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041367
observed 7eed00a0257fec32bafb6e7f332c64ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:22.274505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041367/manifest.json
observed 54ca9c5009fe96c18af8402a7081df30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:22.256472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041367/publication.md
observed 716a0b581dc887505948994d1509f095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:22.222910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041367/publication.txt
observed 585f24ebb47800e3f97ec0f8d041d4f7...
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.