OpenTechnical

OT-2026-000053356

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000053356) never changes.

Identity and time

Publication numberOT-2026-000053356 · never reused
Internal UUID01a0ae85-0a16-76b3-a0b4-535cce8aaec5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053356
StatusPUBLIC

Content hashes

Canonical textee389550b0b0f0edc765747db1f79b9f1eb8685568e6c83d4434493e893ad17a
Markdown1e03101a2bc93be8b73ccd4ca531cf9494a34bfc8d9612e2de2b3bd358927ed5
PDF
Publication page90a2fcb286ac7fbd3d07c2b4c082d2a2b28cc083ba589b834c194025009c79c0
Manifesta7e8d85337698590145d54aa2f54d880828c049619b7f161c7b1173197c9ebc2

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
Signaturem+lzdendaOoFqiixj7AZXDbTA+XPvAw2DPfEstN41qgyBwniWEczK2nLOaB9WFuBfc8iT1cYPdI7j0zTPUp/Bw==
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

2026-09-17T10:55:04.123984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053356
observed 90a2fcb286ac7fbd3d07c2b4c082d2a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:04.106015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053356/manifest.json
observed a7e8d85337698590145d54aa2f54d880...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:04.087962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053356/publication.md
observed 1e03101a2bc93be8b73ccd4ca531cf94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:04.070484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053356/publication.txt
observed ee389550b0b0f0edc765747db1f79b9f...
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.