OpenTechnical

OT-2026-000058450

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000058450) never changes.

Identity and time

Publication numberOT-2026-000058450 · never reused
Internal UUID01a0ae88-f39a-7df4-b9d3-1dbd469aab08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058450
StatusPUBLIC

Content hashes

Canonical textda060276ca6401bb50b277d847a5dd6d9c85a7bf01da5d3ee6c2d5f8d4b06a76
Markdown3a4dfe86a21e27b7f8ea5a7f43749e540d784a3904fdc28efb7b75034125ddb1
PDF
Publication paged599525ccb54ceb1ebcf0d18ea19a0f1a70203ab884b301a018f52738212ae74
Manifest02573b487281a8ac17a372a1072abdb828d1a989c3488dbaa39ab8b315b639d5

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
SignaturedVnpgP1bOLagLJuFRS1xZ9G9vgcUYN1UgNk2EavfdHX81HnXnMy1jxChmNm2PL5Bl8smHRKjo3XlYtVBavUIDA==
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...

Independent retrieval

2026-09-17T10:46:53.896309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058450
observed d599525ccb54ceb1ebcf0d18ea19a0f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:53.876061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058450/manifest.json
observed 02573b487281a8ac17a372a1072abdb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:53.858016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058450/publication.md
observed 3a4dfe86a21e27b7f8ea5a7f43749e54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:53.837403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058450/publication.txt
observed da060276ca6401bb50b277d847a5dd6d...
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.