OpenTechnical

OT-2026-000103169

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000103169) never changes.

Identity and time

Publication numberOT-2026-000103169 · never reused
Internal UUID01a0aea4-be3e-7fda-9fa2-77e5b2263eb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103169
StatusPUBLIC

Content hashes

Canonical textd43069ff4c99f654034c829e7118675c09492914b941e3b61281bb4eb8007979
Markdown7752abcf6a79af7d9ab5c01405369b05edd6a613988b33a8c2e12c275c6fe70c
PDF
Publication page84063b27f4a748df43425cb638fa58a3e5af1b054d510cb25cfe0446b57ca388
Manifest2ebe78fed1e7ee462ee60af01226c177f5c89149ddbb5a29a6a70af715d886b9

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
SignatureqmsB8rSPWO0V4eZwVuuKOrgwYoE5Qsi9e3WM6oCT1MhXumry73D7DUrA4wSs8O+Xnrt+zTkJG9Hce0v0WqvQAA==
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

2026-09-17T09:23:23.165862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103169
observed 84063b27f4a748df43425cb638fa58a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:23.147160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103169/manifest.json
observed 2ebe78fed1e7ee462ee60af01226c177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:23.128590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103169/publication.md
observed 7752abcf6a79af7d9ab5c01405369b05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:23.110658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103169/publication.txt
observed d43069ff4c99f654034c829e7118675c...
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.