OpenTechnical

OT-2026-000026670

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000026670) never changes.

Identity and time

Publication numberOT-2026-000026670 · never reused
Internal UUID01a0ae71-f4aa-75d3-b3a5-bf7d90e6478a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026670
StatusPUBLIC

Content hashes

Canonical text43eda2be4b957b4dde17575e2fd0287ce84a8541599ce40e45969f8e61ac588c
Markdowne775d76f6e020f5dd7d8c9d36849ae4500bddcfb214110b87efe5a0b713a104c
PDF
Publication page0a6233e52e6e09d95234d1bcd7406a2510109e061e127d17e4e9ab7181b72183
Manifeste6c9a06e3c9f5189b2cd1733fbddec0b25863c9d21f5d9b0dd38c75e6d149c42

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
Signature+9aV8Jc17Et3eC3fEw51ZQampJAM5gA1FkuIQTef2F+K/kDymiUASBsmfYfXlwD4tKGBlsmPL7HcWDzfX4CBDA==
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

2026-09-17T11:45:45.235620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026670
observed 0a6233e52e6e09d95234d1bcd7406a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.217420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026670/manifest.json
observed e6c9a06e3c9f5189b2cd1733fbddec0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.200619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026670/publication.md
observed e775d76f6e020f5dd7d8c9d36849ae45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.182282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026670/publication.txt
observed 43eda2be4b957b4dde17575e2fd0287c...
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.