OpenTechnical

OT-2026-000049945

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000049945) never changes.

Identity and time

Publication numberOT-2026-000049945 · never reused
Internal UUID01a0ae81-fd77-7b43-9361-074c4a11d7df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049945
StatusPUBLIC

Content hashes

Canonical text069a1d0f18e92cfd167f1d7758e828950dc7b3e1210456a4c0b57c8b98f277a6
Markdown6fab2c84f8090a0e7f6226c2820aec5e9130f6bab86da50864bf809b4146f706
PDF
Publication page711a2be7046c0686631e41e7727fdacc30dd6de458456ffa061139a244d66022
Manifestc04989fe97a661ac63b287beb323bd3fe3ad4f5369292ceae29f42f966d2a370

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
SignaturejRs1iTjqAt9kbD4OnmZbNsFFN1TBl5YbUR6Nibsqd+O6INMtCEZ1olrbCtpYGpq2NvX3/eLwvVipdnoKN0B9Ag==
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

2026-09-17T11:01:53.016709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049945
observed 711a2be7046c0686631e41e7727fdacc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:52.997760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049945/manifest.json
observed c04989fe97a661ac63b287beb323bd3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:52.977655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049945/publication.md
observed 6fab2c84f8090a0e7f6226c2820aec5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:52.958011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049945/publication.txt
observed 069a1d0f18e92cfd167f1d7758e82895...
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.