OpenTechnical

OT-2026-000018792

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000018792) never changes.

Identity and time

Publication numberOT-2026-000018792 · never reused
Internal UUID01a0ae6e-d521-780b-9e42-2e397a96b616 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018792
StatusPUBLIC

Content hashes

Canonical text9d91ee06151eca1f997193ec786a31ccb5c2464e478ae2476f4b8c3f472a3c8f
Markdown0ca4c95dcb34517546c0ded81e318cc9e7191f4b3194c4198d439768a9513b92
PDF
Publication pagebb9c741bbe3c1f1cb429d34824de3e9bcf133049dd8e5189a13441e35e0a173d
Manifest86635c6abe6c975f4704e2ce55f16b4f232d71706c03b3b8729c0b67328b0f6f

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
SignatureJt+vOhs1rqMP/u94T7IWenrrnXfpTqMMZR6JqXk/Jpw79tc8RvxTi9FXt5nhGf0C8HlpTIIf14LO7vZgFM+xBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:59:25.067106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018792
observed bb9c741bbe3c1f1cb429d34824de3e9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.050741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018792/manifest.json
observed 86635c6abe6c975f4704e2ce55f16b4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.031893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018792/publication.md
observed 0ca4c95dcb34517546c0ded81e318cc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:25.012745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018792/publication.txt
observed 9d91ee06151eca1f997193ec786a31cc...
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.