OpenTechnical

OT-2026-000009214

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, pulsed 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-2026-000009214) never changes.

Identity and time

Publication numberOT-2026-000009214 · never reused
Internal UUID01a0ae6b-31b9-7e77-9436-7ad4a829723e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009214
StatusPUBLIC

Content hashes

Canonical textc1ea0a97379d628a1af75e9dacd0db3f60017186ae15bd42145855a00411356a
Markdown66008216e835936915fbf411261f3c472f38fec40acf2f3b9aadbe7dee3c0364
PDF
Publication paged3e7e2554bcbc599d087c334d72318e08cc3c9c401eefa2cb5f2355b86216983
Manifest250e8627f4d14000d3e60032a1a796252981687fdd0f092cc1edfb54e0202fb3

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
SignaturebkURXd7LFx8VFOsgqPCsPDO4YhGPcRHa9y9gD8aQ11hgg0L0Wr9sjFBQ6KEwP9mFYa95L4PCDLud+Y5oh/x+Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:56.333500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009214
observed d3e7e2554bcbc599d087c334d72318e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:56.314314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009214/manifest.json
observed 250e8627f4d14000d3e60032a1a79625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:56.293248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009214/publication.md
observed 66008216e835936915fbf411261f3c47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:56.272787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009214/publication.txt
observed c1ea0a97379d628a1af75e9dacd0db3f...
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.