OpenTechnical

OT-2026-000037469

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000037469) never changes.

Identity and time

Publication numberOT-2026-000037469 · never reused
Internal UUID01a0ae77-b8ce-7b03-8b74-cf7297eaf901 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037469
StatusPUBLIC

Content hashes

Canonical text4e1263b0ac96be0592d42838e6f961e7b8538486a2590efa34b429a56f8f413c
Markdown3670c9897885664d04233be18e19af467196e1fd4e6c103579f2dc0dc1f8fff2
PDF
Publication pagebbc93beb96a81aff1ae54c2b4cb91614412f6911072813259af18b4ed499b1a2
Manifestf832241a34720a2329da471b98d4ee680375a0c3e8d8cc45425051639ac0d7aa

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
SignatureK/VIZAVJXCDhTlpIWLY7gZ4vb62ISjBVHBHXiCJWcfuUcLGBm+PDbcukqDfXSVaR0krx+xy+BXtECUx8t8e3Bw==
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

2026-09-17T11:23:54.493575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037469
observed bbc93beb96a81aff1ae54c2b4cb91614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:54.477264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037469/manifest.json
observed f832241a34720a2329da471b98d4ee68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:54.460855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037469/publication.md
observed 3670c9897885664d04233be18e19af46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:54.444072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037469/publication.txt
observed 4e1263b0ac96be0592d42838e6f961e7...
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.