OpenTechnical

OT-2026-000103740

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000103740) never changes.

Identity and time

Publication numberOT-2026-000103740 · never reused
Internal UUID01a0aea4-e462-71b8-a4c1-2c7d2875a209 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103740
StatusPUBLIC

Content hashes

Canonical text5c36c2141c050c7204d2789a417104531541f5a71aab307b9f60507c2421fef6
Markdowndbe12a1915f616464c222450e659d66641393e3bbc1ef273cc32087a2af79215
PDF
Publication pagecfe7379f53b1e45b9ae27d043770627debaf322c401ff16d47ee91d1ae9c6fcb
Manifest349abb94ab6b66a48ee58b67e9de30f17f861c224b407fe769fcd9faa2bf343e

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
Signatureg5f2UmDh1RU5LSKxxaSjToQ4pRGOoZI5zlLNDajWQc+3dQQITPh6rEL+SBPTUyS8fov27RsfKQol/MaLxWV5BQ==
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

2026-09-17T09:22:41.498284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103740
observed cfe7379f53b1e45b9ae27d043770627d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:41.480108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103740/manifest.json
observed 349abb94ab6b66a48ee58b67e9de30f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:41.461507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103740/publication.md
observed dbe12a1915f616464c222450e659d666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:41.431946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103740/publication.txt
observed 5c36c2141c050c7204d2789a41710453...
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.