OpenTechnical

OT-2026-000031996

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000031996) never changes.

Identity and time

Publication numberOT-2026-000031996 · never reused
Internal UUID01a0ae74-bad2-7a59-a34f-c4be545ee29e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031996
StatusPUBLIC

Content hashes

Canonical text50bc2cb314eae4ca4f467d7890e486a11dfd65b78eb3ebb39ef1e0f1c59973a8
Markdown3a8b855c0614ec2c5fec3f4c1bb5e7d1808c48ed4dae231eda6ac45c1213a527
PDF
Publication page5550a1225e53e1dee9fbc30cd491a2982404041b44e445c30b74a338df86a6d5
Manifestc7d82763edb421d5d01429d13a028745d5f0f11410223eb0954473df7ef7a892

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
Signature5H8nND27UbPhykIeyOtOLHaGF4OQgfLp6r68tifhQdeXq0P5Ig7Q+VC+RrPx/WR70Ae+8tLlyFtINuDqXIAABQ==
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

2026-09-17T11:35:23.691226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031996
observed 5550a1225e53e1dee9fbc30cd491a298...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:23.673618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031996/manifest.json
observed c7d82763edb421d5d01429d13a028745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:23.654629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031996/publication.md
observed 3a8b855c0614ec2c5fec3f4c1bb5e7d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:23.635637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031996/publication.txt
observed 50bc2cb314eae4ca4f467d7890e486a1...
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.