OpenTechnical

OT-2026-000088898

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000088898) never changes.

Identity and time

Publication numberOT-2026-000088898 · never reused
Internal UUID01a0ae9b-8f11-7f81-816c-4ff0c19545cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088898
StatusPUBLIC

Content hashes

Canonical text0c769cb1b5759ef2a16f4942fb661c303d572ffe1f1b79095c79751268eaf503
Markdownc2bdca46d99868506489fda7ed2140fc7a43dc044644825d6cf41c1d49171388
PDF
Publication page4a88debd11583fcdd93e4fdc597a6eb886f09a4760d82ebc3eb54fb97df93a4d
Manifesta40dd6bd083f19c94863d2f62e5d12e6716c0566b350c97553d3b4231e13083d

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
SignatureJSUWjsgyQRWcvFhJ32iA7wY4moLU1ubUOVTWGv2lAiZh8U+/jXKyjZ0UKsyX95t3NSRUp4u0cNKwoqXjq6TgAA==
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

2026-09-17T09:48:18.022690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088898
observed 4a88debd11583fcdd93e4fdc597a6eb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:18.005776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088898/manifest.json
observed a40dd6bd083f19c94863d2f62e5d12e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:17.988670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088898/publication.md
observed c2bdca46d99868506489fda7ed2140fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:17.972265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088898/publication.txt
observed 0c769cb1b5759ef2a16f4942fb661c30...
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.