OpenTechnical

OT-2026-000058720

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, sustained blow-off after set-down

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-2026-000058720) never changes.

Identity and time

Publication numberOT-2026-000058720 · never reused
Internal UUID01a0ae88-f39e-77e8-befa-74c1cf30e517 · 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-2026-000058720
StatusPUBLIC

Content hashes

Canonical text1bd0181e6d068bf792b0ae75af1aed6e6b0ba33868c03fafd3215884e9151227
Markdown7c47fab9a70041c66d35255cf7b43d883976bcd1c7b392673de366b455b0c927
PDF
Publication page33ef3deeaddb6d99479c55fc31a4dd03b76ad697e844e2719ae74f02eb9a9e6c
Manifeste233c4fe8f4691e456545ef2483287a4d918556a0b1f7d71fb7369ee2b76480e

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
Signaturei9TZj4f8Du1Nd8xmlgNDjIF0qbmTYeSq09Bexxj2apL60YCSG+9c4sHa3ED5KUtlovmkhuYpU/D6clUAdxL0BQ==
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

2026-09-17T10:47:15.080274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058720
observed 33ef3deeaddb6d99479c55fc31a4dd03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:15.060944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058720/manifest.json
observed e233c4fe8f4691e456545ef2483287a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:15.041272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058720/publication.md
observed 7c47fab9a70041c66d35255cf7b43d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:15.018764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058720/publication.txt
observed 1bd0181e6d068bf792b0ae75af1aed6e...
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.