OpenTechnical

OT-2026-000047336

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000047336) never changes.

Identity and time

Publication numberOT-2026-000047336 · never reused
Internal UUID01a0ae7f-3e57-7fab-a86a-6fa7959d5c2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047336
StatusPUBLIC

Content hashes

Canonical text16ca0eea332797d2d3765e86539092d30aae8f0fd3034290ab504c51e2901f10
Markdownf02530430c3efb8ba14fd338596b4e7c02286fc57dcee7175e072f5b89887a25
PDF
Publication pageb7c0f8355014d25b34f4c0847a64523155cd52b2d8407adc64ae4ac0cdf933c0
Manifest4e4f152b5b50978395dcbac90450db36bfd00a48a27bd7eb874199e78a0ac129

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
SignatureTGcx/rJCig7zAFAAaz3YnYAFm8+33jKHQw+khb41BNGLomHBxrdagoWmIEx/ReN8UuKmzMq/9kbPjCrajDaWCA==
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

2026-09-17T11:06:19.620782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047336
observed b7c0f8355014d25b34f4c0847a645231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:19.602514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047336/manifest.json
observed 4e4f152b5b50978395dcbac90450db36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:19.559324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047336/publication.md
observed f02530430c3efb8ba14fd338596b4e7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:19.518214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047336/publication.txt
observed 16ca0eea332797d2d3765e86539092d3...
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.