OpenTechnical

OT-2026-000062114

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000062114) never changes.

Identity and time

Publication numberOT-2026-000062114 · never reused
Internal UUID01a0ae8b-b8b0-7e28-9305-722eaabe55a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062114
StatusPUBLIC

Content hashes

Canonical textc10229b25d7f7300320aef4059f63fd35df656c2eef57554feca4ee6e87bc84c
Markdown3554829b76de3d19f2d12b876c2f098dfaacc53836fd3d2a5b1da215b6dc56dc
PDF
Publication page648cdaca5745806ae2ec23f2d3506596b6f20ab038448310b27af14992ee4590
Manifestfb88586dcd3d4b9e7c240a2bb41b5d6e918ddadb0adb39b6dfb8f7500aeb10e6

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
SignatureOlj4oim2Mwk/+gM3yLvRNTPAyTyWkbAI+3dDwhN4FEKmBxFDOebfrB9oXiNGn1DSfD8tqRQcD3X9zHdk4P+pAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:10.493314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062114
observed 648cdaca5745806ae2ec23f2d3506596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:10.473208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062114/manifest.json
observed fb88586dcd3d4b9e7c240a2bb41b5d6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:10.450127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062114/publication.md
observed 3554829b76de3d19f2d12b876c2f098d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:10.430204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062114/publication.txt
observed c10229b25d7f7300320aef4059f63fd3...
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.