OpenTechnical

OT-2026-000101230

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000101230) never changes.

Identity and time

Publication numberOT-2026-000101230 · never reused
Internal UUID01a0aea3-c378-7067-a34b-faffc4b70fd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101230
StatusPUBLIC

Content hashes

Canonical text4852875762947614b5cb29a6d7deff3c14271f02976bb85b410bf2a05a028641
Markdown5e4f50ff09b12a83b851c1a3dde2697173f6c60956c7ea63f380dfe9e43a52ac
PDF
Publication page269d920601e199fae3f76541c5c6fa41df30cc2464251e21918008e676eddf97
Manifest9e10921c841a719f63c6844fcd1c562aab6a5ef24578fdbabf92ba1fa2051d6c

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
Signature/Jv/ify3HtPYgiR2RoM2OPLtxVHKGLh6X48+uMtXjTkDAAa9lEUWJj3K+OzbKA7h/WXtOkkP2tECAAfsV19xBQ==
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

2026-09-17T09:26:53.297210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101230
observed 269d920601e199fae3f76541c5c6fa41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.279116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101230/manifest.json
observed 9e10921c841a719f63c6844fcd1c562a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.261791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101230/publication.md
observed 5e4f50ff09b12a83b851c1a3dde26971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.243371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101230/publication.txt
observed 4852875762947614b5cb29a6d7deff3c...
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.