OpenTechnical

OT-2026-000014515

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000014515) never changes.

Identity and time

Publication numberOT-2026-000014515 · never reused
Internal UUID01a0ae6d-b27b-7549-ba9a-7a7a9e1dbafc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014515
StatusPUBLIC

Content hashes

Canonical textb50034310ccd60ff872cefc819f4841cae7a4b85bd2590226adee34cba3826cc
Markdownd10553df547f3de1f72fbd0c0a59016cf3c4c5913d3e9652c297ead03171516c
PDF
Publication pageb3c492b4fea8b4944ed60051adad44046fd1ec239c6700dd6b93d277ce4bddd2
Manifestd08a33c471880e6eac2c0dbb93fee9499aad814cce181dbdbb02cc9eea65d30b

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
SignaturefOf8+WwVg0XvGYKKnMeu9yu9un5eQl7PEgjH5Xw/ZwccT5Sq3hiszkCnzjbn68NgPcwTW8rZnqwNo5iZ+qa7Ag==
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

2026-09-17T12:10:20.931259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014515
observed b3c492b4fea8b4944ed60051adad4404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.907080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014515/manifest.json
observed d08a33c471880e6eac2c0dbb93fee949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.887365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014515/publication.md
observed d10553df547f3de1f72fbd0c0a59016c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.869664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014515/publication.txt
observed b50034310ccd60ff872cefc819f4841c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.410862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014515
observed b3c492b4fea8b4944ed60051adad4404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.391765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014515/manifest.json
observed d08a33c471880e6eac2c0dbb93fee949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.372374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014515/publication.md
observed d10553df547f3de1f72fbd0c0a59016c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.354176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014515/publication.txt
observed b50034310ccd60ff872cefc819f4841c...
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.