OpenTechnical

OT-2026-000008395

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000008395) never changes.

Identity and time

Publication numberOT-2026-000008395 · never reused
Internal UUID01a0ae6a-e469-7d56-9cc4-6b08d522ac8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008395
StatusPUBLIC

Content hashes

Canonical text0872c07dc0d93bd8f22688b84723557fc1fea39261b298a174c0a85e15e9884e
Markdown7adfc3546e96dcffed8579224e38f3c06392ec889575520bed380ea5692cd222
PDF
Publication page532490adab3cd535252e2d696922cbbc65ca0e0fb151002172753e01f9967073
Manifestee0c7cef2550b77d4161a1ab272eba76643b3a6114901f68beaad62dfc0631d8

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
SignatureIN+rCP5XLthZmwzdsGiCPjlhYDwrk6WUQ80vKtANcvnrJmdBM4yqGsPUI5gJiUsBQdZlqp+StASlb30QnrWUBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:14.015653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008395
observed 532490adab3cd535252e2d696922cbbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:13.995130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008395/manifest.json
observed ee0c7cef2550b77d4161a1ab272eba76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:13.974143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008395/publication.md
observed 7adfc3546e96dcffed8579224e38f3c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:13.947865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008395/publication.txt
observed 0872c07dc0d93bd8f22688b84723557f...
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.