OpenTechnical

OT-2026-000103210

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pulsed 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-2026-000103210) never changes.

Identity and time

Publication numberOT-2026-000103210 · never reused
Internal UUID01a0aea4-be3e-70c9-ac1d-8187a3ded9ea · 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-2026-000103210
StatusPUBLIC

Content hashes

Canonical texte0bdb0d98775fa86c4af2935628d9686ebb16f6a47a201a74b77645b2eb56a62
Markdownd55221b376fae994e5991dec9be1ed34910ef5c5e77bd7ce61ba373e8f77b8ff
PDF
Publication page4224e6022b29fb8c7b2981bb1745b6cd1ecefa914c7bca43700804e0ad1798b7
Manifeste4e9aaa470e758ed92a7696bacd1a24fea5bb95cad61a2994ae5e1fbb81f068d

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
SignatureNVpnb68xcsgKiu1EoVzo5KmRiSLzZf5agMbIOq6zzNs3E/f/zJF+oXOxgs2sbNdV/e/g2srGuEN3EGQlB1qOBg==
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

2026-09-17T09:23:26.275720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103210
observed 4224e6022b29fb8c7b2981bb1745b6cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.257428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103210/manifest.json
observed e4e9aaa470e758ed92a7696bacd1a24f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.237633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103210/publication.md
observed d55221b376fae994e5991dec9be1ed34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.219845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103210/publication.txt
observed e0bdb0d98775fa86c4af2935628d9686...
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.