OpenTechnical

OT-2026-000100045

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, 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-2026-000100045) never changes.

Identity and time

Publication numberOT-2026-000100045 · never reused
Internal UUID01a0aea3-1474-7022-958e-24695aec74ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100045
StatusPUBLIC

Content hashes

Canonical text72c661b1041f0131f9c3ee5c3dcf172ad2a29ec3d157b80de2d043de9950fe7a
Markdownc81ad26f2ec477d05a31cb08e3990d46fdb1e0e1f770f8fce545b356891339d8
PDF
Publication pageec311306a23fdd82adaf21ee8c7de332bce5019dbc0001f01f31335a980ea977
Manifestad1bbfe6b57bd91af391fb49378d7061bb41811030d0dc0d10486b0fca4e63e3

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
SignaturekNJENJ6iBUvHwJ327+E9GZeakourPsprM3WzGfRNLJZUeY6A3Gcjqz/ZIv/uwkzInOqLV52Pu1n1zUBnKU+cBw==
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

2026-09-17T09:28:59.068389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100045
observed ec311306a23fdd82adaf21ee8c7de332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.052154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100045/manifest.json
observed ad1bbfe6b57bd91af391fb49378d7061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.033305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100045/publication.md
observed c81ad26f2ec477d05a31cb08e3990d46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.015481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100045/publication.txt
observed 72c661b1041f0131f9c3ee5c3dcf172a...
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.