OpenTechnical

OT-2026-000021060

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line 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-2026-000021060) never changes.

Identity and time

Publication numberOT-2026-000021060 · never reused
Internal UUID01a0ae6f-65e5-7412-b409-b9b179ba55ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021060
StatusPUBLIC

Content hashes

Canonical textad89e43d7fad3303517b65f6779a6d2393210539070e36ea1516d99abd564569
Markdown3b174c819e67bcc18143cdf769726d5319759ff2176b6c01d3fdbca7065ad751
PDF
Publication page66cf2adc70752609fc64f015a2b61135046c9a127d1f978a8b9187b1e863f395
Manifestdfb1a1186e0833dafc095e892e5cd42f8a9806a372f47fdb5b483a01bf8f1e53

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
SignaturekZiPctt+RZOXoA+mvXtP/YwoQ8NbvpoGWxb0QuLG10BdreXL9Lsw93kVwgj9mUj1SOswzrA6ISmzB05G09AgDQ==
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

2026-09-17T11:56:13.807188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021060
observed 66cf2adc70752609fc64f015a2b61135...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:13.788324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021060/manifest.json
observed dfb1a1186e0833dafc095e892e5cd42f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:13.771224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021060/publication.md
observed 3b174c819e67bcc18143cdf769726d53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:13.745275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021060/publication.txt
observed ad89e43d7fad3303517b65f6779a6d23...
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.