OpenTechnical

OT-2026-000101949

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000101949) never changes.

Identity and time

Publication numberOT-2026-000101949 · never reused
Internal UUID01a0aea4-50f1-7351-a556-efd7ea23ecb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101949
StatusPUBLIC

Content hashes

Canonical textd52a9e225a6eae361edefca052e3233575c6636a33ee08ea372a3e89c8967c41
Markdown52829b2c68db0d9398d7ccd831f4087c0fb45cdb3814a9a2d3c7e66e24009ebb
PDF
Publication page22d127646572d97b392dffab473fc6c9d2e46de5373bfdc2ff1e389241505deb
Manifest11dac0bfff712403d4c55d31429d3774dc3e39b5aa4a1b8e9a42cad3404d02dc

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
SignatureqUqtAJVkHpbjkQU1vIRI0saAFL86PHGleL4uXt2FtXzRmGtRq0pgtIVr/DiHqWFxfLmiLDipCb7EAah699WTBA==
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

2026-09-17T09:25:03.985651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101949
observed 22d127646572d97b392dffab473fc6c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.964875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101949/manifest.json
observed 11dac0bfff712403d4c55d31429d3774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.943828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101949/publication.md
observed 52829b2c68db0d9398d7ccd831f4087c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.924212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101949/publication.txt
observed d52a9e225a6eae361edefca052e32335...
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.