OpenTechnical

OT-2026-000060999

Publication integrity record

Three cup vacuum gripper, three zone face, three 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-2026-000060999) never changes.

Identity and time

Publication numberOT-2026-000060999 · never reused
Internal UUID01a0ae8b-12f3-7727-96ba-08d56a6f74ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060999
StatusPUBLIC

Content hashes

Canonical text1b19034f4724bb093b48cc0b479aa0775d8a592c9af5f71e3aba9c3ff8610dcc
Markdown58793911d17b63448a2851cb5c13856db35f6d4cb0b2966450289441f29a37b8
PDF
Publication page7ac5f212579e2fa7b8f1dd378908499e51fe9ba5bab716682b57b7c34e574ec4
Manifest2e9f79ce77618c2b6bdb0ad1c508dd16f72632d446dd216d6b962e3bbdb81844

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
SignatureZpz3QRyv+VbpIrqN5DfYTOmZqUs+402Ph2jSGf61vtkYavK8SsAUyR7qdm74TWgiTpQBuPi9TGdfe5ycnIDTAA==
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

2026-09-17T10:42:17.339221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060999
observed 7ac5f212579e2fa7b8f1dd378908499e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:17.321750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060999/manifest.json
observed 2e9f79ce77618c2b6bdb0ad1c508dd16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:17.305566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060999/publication.md
observed 58793911d17b63448a2851cb5c13856d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:17.287821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060999/publication.txt
observed 1b19034f4724bb093b48cc0b479aa077...
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.