OpenTechnical

OT-2026-000014918

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000014918) never changes.

Identity and time

Publication numberOT-2026-000014918 · never reused
Internal UUID01a0ae6d-d095-7367-9cdf-ca2faf1d1d50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014918
StatusPUBLIC

Content hashes

Canonical text41c2ef17565da80cbc33e84fd2fd6dcd8a792f6855886ddb26db2aeaf9101496
Markdown82441904b05229ce660487a5b3915daa30af157f719dce54cb47f7e53fe6ae08
PDF
Publication page67932053ec79e103b1173c3c8f40d50a6a84a7cf9ffd72361a436a08a516edbb
Manifest763fbfac923b85094024af9591c081a41b70b0d3ff552fec4de69d63200ee1d1

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
SignaturemLF5sR2e8gabOA1fa5jCrquXJLDLS2bC7kJh6dqjrkigWJJYpCGUfoEDejlFHpaHrqQd7adl6FhWQ6U7+4NeDw==
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

2026-09-17T12:06:51.397548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014918
observed 67932053ec79e103b1173c3c8f40d50a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.378213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014918/manifest.json
observed 763fbfac923b85094024af9591c081a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.359714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014918/publication.md
observed 82441904b05229ce660487a5b3915daa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.339327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014918/publication.txt
observed 41c2ef17565da80cbc33e84fd2fd6dcd...
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.