OpenTechnical

OT-2026-000079019

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000079019) never changes.

Identity and time

Publication numberOT-2026-000079019 · never reused
Internal UUID01a0ae95-ccbe-7b98-b6e1-c843c7ab201c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079019
StatusPUBLIC

Content hashes

Canonical text91277d16d716ffe141880cf491fcae854cbab94ff2ffdebe0bcf22e2314b2491
Markdown55e1491fbdc9307169eb51dbcfab4c24f448e040d431016b057b0565097010b4
PDF
Publication pageb30e1999eb8d5a2ab409cbd64d13213be6370b1a278a1e4d8547914cb1a58247
Manifest59433097583d053c9578e25148892d234f84b43be04e2ea9f85cbf6200401f8a

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
Signatureu2/HUyMbJSbjhdb89WZLNtXaOIjdyAvFEhmzlT/TuMIBZ1PqVyl82+/Q/C+Fzs5FeoqLCT4C0ohDmDXSwsdEAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:51.419107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079019
observed b30e1999eb8d5a2ab409cbd64d13213b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:51.399921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079019/manifest.json
observed 59433097583d053c9578e25148892d23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:51.382868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079019/publication.md
observed 55e1491fbdc9307169eb51dbcfab4c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:51.363178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079019/publication.txt
observed 91277d16d716ffe141880cf491fcae85...
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.