OpenTechnical

OT-2026-000064311

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000064311) never changes.

Identity and time

Publication numberOT-2026-000064311 · never reused
Internal UUID01a0ae8d-a460-7175-97f1-c9f0e14b9784 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064311
StatusPUBLIC

Content hashes

Canonical textb4ce10acf501de4c8aa504496c7a0b66e681978c7e7804e4171c6bee251e6f87
Markdown2ec8082bd49efbf39528c46ef04ebd2eef07346e607607bc06272bef11eb9c12
PDF
Publication page6bbe5f36ef42a3e32443a5feedf672384eec4d39b9e858d4ec5610e72563a93c
Manifesteee4a8ad0479661a22902dbfe541a770ed8b7d8063b400d95b81e5c247aacc86

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
SignatureXZjaVLiWvQer3Jr0zo+FYyaLgnKB/mF+RU0j6vqCompyJ2zxiUsqbQaDB+cElJwT2wbmEnilC1mYb09YQaqkDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:27.719753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064311
observed 6bbe5f36ef42a3e32443a5feedf67238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.702531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064311/manifest.json
observed eee4a8ad0479661a22902dbfe541a770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.683907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064311/publication.md
observed 2ec8082bd49efbf39528c46ef04ebd2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.665646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064311/publication.txt
observed b4ce10acf501de4c8aa504496c7a0b66...
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.