OpenTechnical

OT-2026-000100719

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000100719) never changes.

Identity and time

Publication numberOT-2026-000100719 · never reused
Internal UUID01a0aea3-66f4-7b0b-a9f3-32c3b5e4cef5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100719
StatusPUBLIC

Content hashes

Canonical textfbd21ac1e5e9f6f8cdbdc16ff1b8ebd952aa07a5178f8376b5175b8bb147450b
Markdownc749cac8666286cfc18fcb543b977aa023c803aa4de7c2f44500a39933349b6b
PDF
Publication pagedd9a7e1704a0bb8e0a94af8d160eb2d30d10d02ca37273e5903d80cb10204816
Manifestcba209dea07d93ca2880753d821c8cb391803c7d153cb6b6c9468fc324b58cff

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
SignatureIO+eZUNYsxCiENM+asd3SuLOSPMsQhpXDCPZKusgQ4CQGtxFjAvjkNukJhayeeWexhgYAHyxThv/o+YADmz8Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:32.585169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100719
observed dd9a7e1704a0bb8e0a94af8d160eb2d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:32.567120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100719/manifest.json
observed cba209dea07d93ca2880753d821c8cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:32.546298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100719/publication.md
observed c749cac8666286cfc18fcb543b977aa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:32.527378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100719/publication.txt
observed fbd21ac1e5e9f6f8cdbdc16ff1b8ebd9...
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.