OpenTechnical

OT-2026-000038788

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000038788) never changes.

Identity and time

Publication numberOT-2026-000038788 · never reused
Internal UUID01a0ae78-769f-7e4b-a05a-d2a60328d73e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038788
StatusPUBLIC

Content hashes

Canonical textbf84428042b059983c5e7a1393f4b9d5265abf509dbb99c011313f14b68e841b
Markdowna55e6edd97af2d13964cd865dbb6d374697be01f17a19f255e81326bd816df44
PDF
Publication page7eac5d28cf3adf10a0868b17840d88828bd0ea5ac705e0461cba110ebd135370
Manifestb2e01e64f0e05908ff628793b60d347f6fbe320d46f49f72eb152eedec625821

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
SignatureSEf6Nu53P5Jc/m+D1zEzeCgqoV3ZAwP1GWOSNjdIA4XcKS0toRN07T8L7lwZHF+Yw8cZm2O8rfXS/MAU+8puCg==
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

2026-09-17T11:21:20.261818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038788
observed 7eac5d28cf3adf10a0868b17840d8882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.242083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038788/manifest.json
observed b2e01e64f0e05908ff628793b60d347f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.223576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038788/publication.md
observed a55e6edd97af2d13964cd865dbb6d374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.202927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038788/publication.txt
observed bf84428042b059983c5e7a1393f4b9d5...
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.