OpenTechnical

OT-2026-000096171

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000096171) never changes.

Identity and time

Publication numberOT-2026-000096171 · never reused
Internal UUID01a0aea0-585e-7e31-b2ed-2d7b151a119b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096171
StatusPUBLIC

Content hashes

Canonical text7208ff7bd6d329396e15c7e6734c4ecff9b2220d4698e4a67ae29bb697fc2816
Markdownb1bb8db38d553434f428c3cf1a2d4ebfc4b7caf1adb5204413d9f93e601bf0fa
PDF
Publication page4acc36a708063a294cc2abb4b668748f8751349b06d16028bf18d6c261dd87a7
Manifest1a1e4ce7e8f2da2208134b6cd282d22e058674a714c37b4337fcf588582bd27b

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
Signaturermg+ih2nj0EDVSq/XlWzLI6Hrj2znkSdIZFez06TtZ3N9tAQDzXqvZqaIH3HOZqto4CQDj19VN+Ddhr4dQ8rDw==
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

2026-09-17T09:34:40.597140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096171
observed 4acc36a708063a294cc2abb4b668748f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.579210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096171/manifest.json
observed 1a1e4ce7e8f2da2208134b6cd282d22e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.560313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096171/publication.md
observed b1bb8db38d553434f428c3cf1a2d4ebf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.542072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096171/publication.txt
observed 7208ff7bd6d329396e15c7e6734c4ecf...
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.