OpenTechnical

OT-2026-000049310

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000049310) never changes.

Identity and time

Publication numberOT-2026-000049310 · never reused
Internal UUID01a0ae81-1350-7b26-9696-fa17aedf54bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049310
StatusPUBLIC

Content hashes

Canonical texte621dc8f9bca1235f3d71a43cc845afd6a3b84c84eb286459df20f0260eeed9a
Markdown191ef476a609f8bd1e9b3f29b24f00323885ad12b2178fcf6a419dd5f7cf220c
PDF
Publication paged1ab659e43f29509093d0489f93325389f5693df459010a40d430343b8be9caa
Manifest8ba5e56292414e0744f6837d43d480bd76488db69458faf2a4afd29d7ed63f78

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
SignatureMGFpaJnV9mgwFRItINP4uL2/7EsHReD3lzCwNlgScPCQMb6bu7oBa5lkjOqucCmac7yOcdnkVk0fW8jYLz8LCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:10.693791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049310
observed d1ab659e43f29509093d0489f9332538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:10.674152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049310/manifest.json
observed 8ba5e56292414e0744f6837d43d480bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:10.652711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049310/publication.md
observed 191ef476a609f8bd1e9b3f29b24f0032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:10.633796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049310/publication.txt
observed e621dc8f9bca1235f3d71a43cc845afd...
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.