OpenTechnical

OT-2026-000014530

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000014530) never changes.

Identity and time

Publication numberOT-2026-000014530 · never reused
Internal UUID01a0ae6d-b27b-7e0e-9b91-e0a5dd7e0dec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014530
StatusPUBLIC

Content hashes

Canonical text775276ae92ec46200e3785bd79c06dcf0e8da49a2f1b8aada1ede1ea93813208
Markdownaaf720d25321c1e5510ab2f9177e76ad54fa9006c4be3d8b7619cd836aa6b62e
PDF
Publication page7245da44ef5fe7cb599ce8db5f9d708a1f275180026c49262ef270d2f8c98965
Manifest2f57e9658dd172c9df5049f2a542be4d8faa4fedfc8daa0e20b2167b1855a671

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
SignatureTqGci/jHiiir9hSpG4hoTnl3rFB0jdN/bTrgcO0RXNxeLtYthwUNAVwixkXc59c0YBuY6VThi0Bn8oA9cydUCQ==
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

2026-09-17T12:10:22.434316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014530
observed 7245da44ef5fe7cb599ce8db5f9d708a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:22.414542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014530/manifest.json
observed 2f57e9658dd172c9df5049f2a542be4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:22.394931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014530/publication.md
observed aaf720d25321c1e5510ab2f9177e76ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:22.375242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014530/publication.txt
observed 775276ae92ec46200e3785bd79c06dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:25.647471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014530
observed 7245da44ef5fe7cb599ce8db5f9d708a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:25.628103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014530/manifest.json
observed 2f57e9658dd172c9df5049f2a542be4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:25.609684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014530/publication.md
observed aaf720d25321c1e5510ab2f9177e76ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:25.590238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014530/publication.txt
observed 775276ae92ec46200e3785bd79c06dcf...
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.