OpenTechnical

OT-2026-000054518

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000054518) never changes.

Identity and time

Publication numberOT-2026-000054518 · never reused
Internal UUID01a0ae86-1283-751c-b9ad-20bdfa9a501e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054518
StatusPUBLIC

Content hashes

Canonical textf3fde6984b9daa37eb16141f01c1030816692e75973e2759673adc36f14b121b
Markdown22f1e2899aa936bd30c348a197e52dd27d7d59b975c2b923c09a5dc6bac13e34
PDF
Publication pagecf723221e63c58b2bf74e4e83778320e34a61a5d72388a6a9e2306413ec552d5
Manifestce3ec4969e86edfe834c41dfcb16c21d570d217f673e4a14b3bd96fd97b4b18e

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
Signature4SZpDMZVuNL/mv/FPlkrZYmqcfPB19yKJp5KxeSeR39d7OGZzJRZxucNhwG/NekaTiKZp8h+s3/lkLfYwYfZAw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:31.704183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054518
observed cf723221e63c58b2bf74e4e83778320e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:31.684968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054518/manifest.json
observed ce3ec4969e86edfe834c41dfcb16c21d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:31.665401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054518/publication.md
observed 22f1e2899aa936bd30c348a197e52dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:31.647337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054518/publication.txt
observed f3fde6984b9daa37eb16141f01c10308...
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.