OpenTechnical

OT-2026-000005829

Publication integrity record

Porous face vacuum gripper, plant vacuum fed, sustained blow off before set down, closed cell

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-2026-000005829) never changes.

Identity and time

Publication numberOT-2026-000005829 · never reused
Internal UUID01a0a946-3cb3-7f28-b80e-c11ed4d6c45e · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:12:27.702399Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005829
StatusPUBLIC

Content hashes

Canonical text1be40becc247cb2e12da4d8af662d71fc83e79bbe245f5257af77dfc7f41ba5c
Markdownbd840ce432097918308c83643868c1e25ab666e00aab6bef1b3ccd815ab9cdba
PDF
Publication paged130ebf07789c6f56b9c6b3c805af12112fe359411d154948ad77e6045d8250c
Manifest77457fbf3a45958bc5299c9dfcda9c85b38dea8b576fe2278aaa902d3dda996c

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
SignaturehW0GvFimIIcYHKJF+kmnfzlX6J7/+2V5tS1a7H4eYXTWKaFVJk9XVKWhHJUO5ZLdrcVc0BnUi8VSwazcnQyPCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:27.966747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005829
observed d130ebf07789c6f56b9c6b3c805af121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:27.951350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005829/manifest.json
observed 77457fbf3a45958bc5299c9dfcda9c85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:27.937131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005829/publication.md
observed bd840ce432097918308c83643868c1e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:27.923869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005829/publication.txt
observed 1be40becc247cb2e12da4d8af662d71f...
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.