OpenTechnical

OT-2026-000056662

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000056662) never changes.

Identity and time

Publication numberOT-2026-000056662 · never reused
Internal UUID01a0ae87-7af6-74e3-9318-cca0265dab52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056662
StatusPUBLIC

Content hashes

Canonical text246d5e7711f6fa0014d2167a7477116fe3875de84b7e9f696706701f27874d53
Markdown6124767fdc2e7aa53d54a99cccc77770b9bf020c5890c308e486c1e24829cd85
PDF
Publication pagedfcc9dec3fbc27ebfb2bc81d5778fdbe45dedfb2329d29318579e36487640913
Manifest5abd8bdce8eadb43ec337356917df7289c897a69fc095b61eba6ac781a71211a

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
SignatureOqplSFB3HJjSLT5WkzSq9/t8Dczt8bvGxyecD/U0f8UhEOgp+IFzm661g4wODAdqcSbuiUcR/uOYaYIZY+FZBA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:01.797562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056662
observed dfcc9dec3fbc27ebfb2bc81d5778fdbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:01.770666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056662/manifest.json
observed 5abd8bdce8eadb43ec337356917df728...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:01.751893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056662/publication.md
observed 6124767fdc2e7aa53d54a99cccc77770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:01.734045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056662/publication.txt
observed 246d5e7711f6fa0014d2167a7477116f...
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.