OpenTechnical

OT-2026-000060711

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000060711) never changes.

Identity and time

Publication numberOT-2026-000060711 · never reused
Internal UUID01a0ae8a-b7ce-718f-b20e-b35ef0b25216 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060711
StatusPUBLIC

Content hashes

Canonical text1b686b2eb7f7aecc125beab1592863f0e6e6d5aa08e14ebd1244eb8acebe95af
Markdowncb1b56e835a618d60cd538aacd7b5d35732794fc1c783a0a7575ba6a651803c3
PDF
Publication pagee3cf6f715901f3d8b125536499ae657da58272e8082d62846e02adcccdd73bb2
Manifest8c16ec6bcafcb8658465324b00e8b4808ee90c394560ae10d90879cc63dd3a79

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
Signature6joIwmhgfWZtnWeEDQJQ45twA0m5qjnKC5mZ42sc95+c8x7IzbRyn6oh38+4oSpLj9W9ahMHf7ClTeOZHXeFDg==
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

2026-09-17T10:43:21.633830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060711
observed e3cf6f715901f3d8b125536499ae657d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.617884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060711/manifest.json
observed 8c16ec6bcafcb8658465324b00e8b480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.599827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060711/publication.md
observed cb1b56e835a618d60cd538aacd7b5d35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.581225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060711/publication.txt
observed 1b686b2eb7f7aecc125beab1592863f0...
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.