OpenTechnical

OT-2026-000050598

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000050598) never changes.

Identity and time

Publication numberOT-2026-000050598 · never reused
Internal UUID01a0ae82-5c4a-75ed-afe8-240ebc769df3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050598
StatusPUBLIC

Content hashes

Canonical text86e070f64614eb1b0796d447e80a932dd17a77e6267e8c2402bc9850d3f6c424
Markdownb1628de800c8c2a85f4b428b3f77ee1a701d21c096beae3159bd90463ee05318
PDF
Publication page3d2eac03a85827bcaf46c76e1b7f040ec7a3161dcc676503e44b6796697170bb
Manifest865ca157ddc16f744a41967fd77b0a60bef011e7333ab0f41942211024f94d71

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
SignatureOrykoZUGcbQ/qQ3ec7fSgQWiBrM1KiOUu9HzvKk2E1JaC3w34Rrj1PzW6NlBW5VJwrCfPB9XW7AndmnUO8ajCw==
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

2026-09-17T11:01:42.225796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050598
observed 3d2eac03a85827bcaf46c76e1b7f040e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:42.205595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050598/manifest.json
observed 865ca157ddc16f744a41967fd77b0a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:42.186994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050598/publication.md
observed b1628de800c8c2a85f4b428b3f77ee1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:42.169159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050598/publication.txt
observed 86e070f64614eb1b0796d447e80a932d...
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.