OpenTechnical

OT-2026-000061799

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000061799) never changes.

Identity and time

Publication numberOT-2026-000061799 · never reused
Internal UUID01a0ae8b-b8ac-75be-9d3b-dd6310ff91e1 · 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-2026-000061799
StatusPUBLIC

Content hashes

Canonical textf90e6bd11094f6579599d1cf035956301ca243e5741fa8ec4ecd4de15ea79427
Markdown315cfdcb4c18daef14489b6a54c505a1f0173898b4d70b7f539370eb254caa54
PDF
Publication page83cb57fcf1180c21bbd4e9d6fa3373f2b847a0f72f844adeeec806f045038a29
Manifest23c9f5b07ce58e98758267d639eba1623f9d7825bd8f6c4de862ad72dc6dabb6

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
SignaturegS4Fd9TXvEjZ4r8ep/yq51ztZSjtQx3btd+N5sWMyRx/QFbwHeWlo6NfnVR/Hj2EFMCQQfPWIK4vzysGRHtACw==
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

2026-09-17T10:40:31.304684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061799
observed 83cb57fcf1180c21bbd4e9d6fa3373f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:31.282515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061799/manifest.json
observed 23c9f5b07ce58e98758267d639eba162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:31.258852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061799/publication.md
observed 315cfdcb4c18daef14489b6a54c505a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:31.238124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061799/publication.txt
observed f90e6bd11094f6579599d1cf03595630...
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.