OpenTechnical

OT-2026-000070651

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line 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-2026-000070651) never changes.

Identity and time

Publication numberOT-2026-000070651 · never reused
Internal UUID01a0ae91-8c2b-75f5-83c3-207d9811f183 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070651
StatusPUBLIC

Content hashes

Canonical text530be7f502ffb0bc2c1e20eb33615688af42e85e6c8ff945048e62d5596ac902
Markdown1063ebcdb0593583e1a5eb1c3ed90d7b9bcdf947f739e8e12b68fdc2040b9d59
PDF
Publication page561626034e626abd440f6ddb33e48f381c216433dd294c71ecb06a9ca27eacec
Manifestd5335ecb8c37da7da11245b2881bd3f2595345fc77db192ca29f3a4f5f51a8df

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
SignaturegycegxVgdA7WPInMdHyRGdh+du6CJXk1oYqS6EA6oIXen96NZB9HAqUAY+Fp+IaH/TuROSEv6LFM8XW7DrPJBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:19.528440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070651
observed 561626034e626abd440f6ddb33e48f38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.513222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070651/manifest.json
observed d5335ecb8c37da7da11245b2881bd3f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.496783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070651/publication.md
observed 1063ebcdb0593583e1a5eb1c3ed90d7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.480049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070651/publication.txt
observed 530be7f502ffb0bc2c1e20eb33615688...
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.