OpenTechnical

OT-2026-000006350

Publication integrity record

Bellows cup vacuum gripper, four outlet manifold, plant vacuum fed

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-2026-000006350) never changes.

Identity and time

Publication numberOT-2026-000006350 · never reused
Internal UUID01a0a957-edf0-7f94-a089-e6680e97c678 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:31:47.187305Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006350
StatusPUBLIC

Content hashes

Canonical text850afe138abe776422adde65fe6d83927702f0ca735cf2b615e42a434a7c504e
Markdownc5beea80f345f00258e3b6b8cd73a5e4719b525f4fea6d7b881edaf2c5c21712
PDF
Publication page99e244838d482d7b45e74d3cd4261e2609623715b49eccb31a679560855e2deb
Manifest08b2f4e7cb6133f77ce146c83cc14b8b2838d8469c5b7f1bc909ac472fa7479e

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
Signature2qiaD51PqiTTmoebJ+JGChgoG9CnZD6hxzdWnppVFwroo9heQpdJPVtYwG+oeEABIZ9GRe2sRsfv8jyzh0a1Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:28.203447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006350
observed 99e244838d482d7b45e74d3cd4261e26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:28.190233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006350/manifest.json
observed 08b2f4e7cb6133f77ce146c83cc14b8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:28.178044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006350/publication.md
observed c5beea80f345f00258e3b6b8cd73a5e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:28.166391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006350/publication.txt
observed 850afe138abe776422adde65fe6d8392...
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.