OpenTechnical

OT-2026-000036860

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold 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-2026-000036860) never changes.

Identity and time

Publication numberOT-2026-000036860 · never reused
Internal UUID01a0ae77-773e-7340-9392-d09c201f3f46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036860
StatusPUBLIC

Content hashes

Canonical textc3580f5a08e4dcdb52bc56e95b814e65410841121ae9ee0e8ae7e8146eeb3020
Markdowna712c5df63bbcfcecd64ca71ba7640a62e86385dd4d090aed9c0b9e8019401c2
PDF
Publication page86b09243a53c36d56fb3398796b65a1552698c72917f1ecb0b8669a83bd1e9c7
Manifest727869d36bce6d5e528b4c7bf96937751586c288598ba2af1548f74c9d9e3613

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
SignatureBPe+bgVUsh8HClWpXtvsFdLFAaGqDtbCPsE57/vnM8SWc5d7kfQDvtDrthd+fQFjKABMYtIiSdfmzz5B8FEkBw==
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

2026-09-17T11:24:29.316350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036860
observed 86b09243a53c36d56fb3398796b65a15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:29.299902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036860/manifest.json
observed 727869d36bce6d5e528b4c7bf9693775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:29.282355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036860/publication.md
observed a712c5df63bbcfcecd64ca71ba7640a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:29.263735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036860/publication.txt
observed c3580f5a08e4dcdb52bc56e95b814e65...
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.