OpenTechnical

OT-2026-000058116

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000058116) never changes.

Identity and time

Publication numberOT-2026-000058116 · never reused
Internal UUID01a0ae88-6eda-7d64-a9cf-96c100f9a618 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058116
StatusPUBLIC

Content hashes

Canonical textdf313e18f2cc953499ddc6f1a4fdb334834fb96bc59a6ddf7da2577f1a34f94e
Markdown231b35a77d2d37794a10974afd500465bb53b37ad42044399bac0011ba4f745d
PDF
Publication page09e8b391bab93aba6a6ecf9414eadb3b9372a7399b32066aaa867aa2bd2474e8
Manifest89be7ed492470b4b49b3bdeb6cce9a2c03f10776440dc115b509ca43bece364a

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
SignaturegnSicqnGOoPtUbZEyFQLoV9sQSWMvdUCYCAhGQwVFZX91V7yRU0o/MKJUIUd8nKlg+kN7NU3E64RGNvEGbUxDQ==
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

2026-09-17T10:47:47.501827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058116
observed 09e8b391bab93aba6a6ecf9414eadb3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.483555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058116/manifest.json
observed 89be7ed492470b4b49b3bdeb6cce9a2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.465496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058116/publication.md
observed 231b35a77d2d37794a10974afd500465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.448253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058116/publication.txt
observed df313e18f2cc953499ddc6f1a4fdb334...
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.