OpenTechnical

OT-2026-000011440

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, vented 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-2026-000011440) never changes.

Identity and time

Publication numberOT-2026-000011440 · never reused
Internal UUID01a0ae6c-88fe-7d70-9bad-2387081c895e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011440
StatusPUBLIC

Content hashes

Canonical text3dccf86f7f7ffb7d7c17de1677ec29508e0d2d9c5c1ac71ed40c9f8a2a881ab4
Markdown25e7102c9f19ea39fdc532a6fcfad38507affb214833b35171c7ffcefcdbe6cf
PDF
Publication pagec632bd473f42a8ad3c8d9564805d5a12bdeeae41a5213a75bde31f7db89ef2cf
Manifest645597a90a5507c6012fc14f897e3a6de9fb84d94cf2965bf856b45e2f6e2d48

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
Signaturew4tkpRY9PIFn8Hph3X/e69XuYcR0L4Ep1dZm8KuVc1tgPKV3wybCKvagQeVXXeJaCSJFA13WXlNfVMHX/jCfDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:12.007863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011440
observed c632bd473f42a8ad3c8d9564805d5a12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.989342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011440/manifest.json
observed 645597a90a5507c6012fc14f897e3a6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.970176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011440/publication.md
observed 25e7102c9f19ea39fdc532a6fcfad385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.950760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011440/publication.txt
observed 3dccf86f7f7ffb7d7c17de1677ec2950...
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.