OpenTechnical

OT-2026-000049065

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000049065) never changes.

Identity and time

Publication numberOT-2026-000049065 · never reused
Internal UUID01a0ae81-134d-71a7-a023-08f36efb7474 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049065
StatusPUBLIC

Content hashes

Canonical text26a0312b8eba924277250e7403c04f23f9e79df49a4fd64b5f87730baeb6fc7c
Markdowne8291260196901140b425ffe4495064ebf1c38ae53f16ce1a37133c598af088c
PDF
Publication page80c049b33313f1a19449d64f3c600e1725cf996f9e64c47741a52850ee3ba5aa
Manifestfdce9a337b420740e844ec62a78479b466ed303d2656995a238b10c5a48082d8

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
SignatureQXejMJGgN+pycV/yW5jtTuINvrPISTuo/JNSrwTdPHl3oHkOfdqwQcPU6C3jAxXd0X9zgne23EihvswSW6dwCw==
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

2026-09-17T11:03:17.909678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049065
observed 80c049b33313f1a19449d64f3c600e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:17.889822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049065/manifest.json
observed fdce9a337b420740e844ec62a78479b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:17.869954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049065/publication.md
observed e8291260196901140b425ffe4495064e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:17.850777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049065/publication.txt
observed 26a0312b8eba924277250e7403c04f23...
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.