OpenTechnical

OT-2026-000006376

Publication integrity record

Vacuum cup gripper, four zone face, two stage ejector, sustained blow off after 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-2026-000006376) never changes.

Identity and time

Publication numberOT-2026-000006376 · never reused
Internal UUID01a0a958-ceb1-7639-9089-5bb2e96de0a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:32:44.723879Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006376
StatusPUBLIC

Content hashes

Canonical text4fb469091f207c8004a51abdb1c6b38b3c91d6a5b9e3ff09c2ede45748800840
Markdown3841910ebea371a46ec1496e97d3dafd9a6611c31057f86515bee2463f390c2f
PDF
Publication pagee879a3bd3e9f3ca35873701fe40c0e470fe36dd36d6bd53378980bdaf69159e4
Manifesta7277d2aa6eec814119b6df97676be82b3a27f4da13c5a30d36018a5a5a83db2

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
SignatureAFaTyrMeUJwjk6CNB/RqKEIuImclt/znoS0Wm4/NfdunaBSTUBdztQ93jVWygoDtDsIwA+ScRxoL6CXP/WmICA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:24.968084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006376
observed e879a3bd3e9f3ca35873701fe40c0e47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:24.953499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006376/manifest.json
observed a7277d2aa6eec814119b6df97676be82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:24.939072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006376/publication.md
observed 3841910ebea371a46ec1496e97d3dafd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:24.926203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006376/publication.txt
observed 4fb469091f207c8004a51abdb1c6b38b...
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.