OpenTechnical

OT-2026-000044311

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000044311) never changes.

Identity and time

Publication numberOT-2026-000044311 · never reused
Internal UUID01a0ae7c-39d6-76bd-99f2-b9fb71882bb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044311
StatusPUBLIC

Content hashes

Canonical texta0e6aa4d3702c4091c34566bc5c5b9141cbeb91e8475fc253bf8fa483f545284
Markdown5959a087f0831181b7b062de006935e68dd97b52e594b47585ae547ead6b233d
PDF
Publication paged6d063024aba333ed79f38c636fc7e3d358aea7091c66f42f43307f2abb17d72
Manifest948eb9c0bfcb9ee3bf8e61ac0571a743a064d4a58657e05fff85319d5508eecb

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
Signature5FvoWah2X4C/smukGT/I49/BmBcgFRg+PBE34NFJpQUxvkn5XXfNnPGCS1OuEC6QYB8ZucC2MI67dmYlcby1Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:17.786155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044311
observed d6d063024aba333ed79f38c636fc7e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:17.766309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044311/manifest.json
observed 948eb9c0bfcb9ee3bf8e61ac0571a743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:17.747540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044311/publication.md
observed 5959a087f0831181b7b062de006935e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:17.727785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044311/publication.txt
observed a0e6aa4d3702c4091c34566bc5c5b914...
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.