OpenTechnical

OT-2026-000074511

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000074511) never changes.

Identity and time

Publication numberOT-2026-000074511 · never reused
Internal UUID01a0ae93-717b-764e-a793-fe767c13b313 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074511
StatusPUBLIC

Content hashes

Canonical text1a9fe6d079296931a346b2869256db0af72c63db74ae4ff54a6c770f22da3723
Markdown5a8791019eec141aa1edca518802e992f2a1ccc8fecc3c08f3145640909776a8
PDF
Publication pagec7b2709ccb541f89fa1e8d470de1cca7e9de46803937b80544dfad90501bf7c2
Manifest301341f1f38c58ceef551b11338ac9f1a941aacca242917b2dfad0eca0461b68

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
SignaturenacB4WPeJZrqfWUjuCXTPXijVFvP9E/pZklrFi+lzWZ+vMVcfFiRl3axieci7qtyDr7xMSgndeorz+3w1VxjAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:19:29.156152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074511
observed c7b2709ccb541f89fa1e8d470de1cca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:29.138511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074511/manifest.json
observed 301341f1f38c58ceef551b11338ac9f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:29.120142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074511/publication.md
observed 5a8791019eec141aa1edca518802e992...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:29.092075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074511/publication.txt
observed 1a9fe6d079296931a346b2869256db0a...
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.