OpenTechnical

OT-2026-000038763

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000038763) never changes.

Identity and time

Publication numberOT-2026-000038763 · never reused
Internal UUID01a0ae78-769e-765f-8a1a-e24df02aa3d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038763
StatusPUBLIC

Content hashes

Canonical textea03646b9cc1063229ac80f563c0b30bd7339ada9a0d311261d4d000085b4cca
Markdown8f87ad2b0d33b194d94f502d93e842a6333f2f15c59a0ed278f320aee10cc0f7
PDF
Publication page14a5e49017649adaf2852e4ff40d8c8cbc66878ffad979be173b786d03e7a834
Manifest2dcf85c10913f79e7a2d8c1664dff08949b51def82cc42e7c88f9c83b0807ad2

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
SignaturegllUOBBVdsH4no3lSYYY2aAgA0Rt77O3xzjk1KGLo5xccanNfACvmB+4OJQQzReMhGwTyhuQNKc5qkRbZNApBg==
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

2026-09-17T11:21:18.153426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038763
observed 14a5e49017649adaf2852e4ff40d8c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.135244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038763/manifest.json
observed 2dcf85c10913f79e7a2d8c1664dff089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.115760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038763/publication.md
observed 8f87ad2b0d33b194d94f502d93e842a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.095926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038763/publication.txt
observed ea03646b9cc1063229ac80f563c0b30b...
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.