OpenTechnical

OT-2026-000058391

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000058391) never changes.

Identity and time

Publication numberOT-2026-000058391 · never reused
Internal UUID01a0ae88-f39a-750c-ac2a-89f74ae8aac6 · 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-2026-000058391
StatusPUBLIC

Content hashes

Canonical text40f95ac6bee0d3e16783177104f48895df34a13bc0250d8dd7e7b73f4690d8bb
Markdownbc54b038077d82355b121ca8bc2e194cd5de618304febef1b8e78d6e85ba6636
PDF
Publication page0cf0f11e8416a441eefd8df79dd71f80d59eb6cfdeb4d03de95b586415e6a6ef
Manifestd87ca7a8201b1ffef24b6e720ac920aaeca0670b7ec6d08693fd9952fabc9751

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
SignatureGgNqgS54IhXGh+nLA6eQrSG/J0Vyl6/+x3IdNXWbC9TPXJT+sAEl8ddTppA+rA6c98+aqzz0F92zcTdI2bClDQ==
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

2026-09-17T10:46:49.154092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058391
observed 0cf0f11e8416a441eefd8df79dd71f80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:49.137531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058391/manifest.json
observed d87ca7a8201b1ffef24b6e720ac920aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:49.121634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058391/publication.md
observed bc54b038077d82355b121ca8bc2e194c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:49.104097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058391/publication.txt
observed 40f95ac6bee0d3e16783177104f48895...
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.