OpenTechnical

OT-2026-000102016

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, 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-2026-000102016) never changes.

Identity and time

Publication numberOT-2026-000102016 · never reused
Internal UUID01a0aea4-50f1-7c91-bdcc-621d658a02fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102016
StatusPUBLIC

Content hashes

Canonical texte68a9d670fd52259276dffae4f894a507c322108d9299afb0ab0f0de9d6b279d
Markdowna5b7a4d0c17e0bf07a7cdd567b6f3f4b196385f427287604bf9a5fc3938cf7c1
PDF
Publication pagea87af6a93a73bdfe388e3e9ab18011da17e1cb90b470aa08b0ecbfcd7c50aed7
Manifest0f4a210a259d698fab10bdbea5fec2fc56d7684e7c2b01256bfd5df33c5b1360

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
Signaturem/SAEubfIqjcJQkOCq4PgpfRSI9ZpSR/kicBN3+q/x7EnNEUtgH48BYV5NU0fIGtBPQ6ttF3vEstJFQMf7LZDA==
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

2026-09-17T09:25:08.840850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102016
observed a87af6a93a73bdfe388e3e9ab18011da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.823094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102016/manifest.json
observed 0f4a210a259d698fab10bdbea5fec2fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.804301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102016/publication.md
observed a5b7a4d0c17e0bf07a7cdd567b6f3f4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.783926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102016/publication.txt
observed e68a9d670fd52259276dffae4f894a50...
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.