OpenTechnical

OT-2026-000006148

Publication integrity record

Vacuum cup gripper, four outlet manifold, three stage ejector, sustained blow off after set down

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-2026-000006148) never changes.

Identity and time

Publication numberOT-2026-000006148 · never reused
Internal UUID01a0a950-f88c-7d4f-b037-d0c0a1668f7a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:24:11.151332Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006148
StatusPUBLIC

Content hashes

Canonical text442a7829592a53568e43ce3c1c2a5dc32954859bf1853f49f11c49460b9d1d41
Markdown8561a8ec0b577594361ad06068ba209b222fbdd0c2a3977400a05b28a234a6f4
PDF
Publication page669bc2bce47d7aa2da172a8809342676acc7c9707613f4e28df3de9a91904bb7
Manifest4df066e7bc388c90aa15e6d6140aac2b5810881d4f9ddde43d95b0a8b3985177

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
SignatureolcbHwyCSnwQ/YQWdu7nBBR848IplbyRxP4FnXyIv9UzwdA8EX+ReDJXDtA8We6qVOxgxezb8/O+x7URwbRUDA==
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

2026-09-16T08:30:22.176363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006148
observed 669bc2bce47d7aa2da172a8809342676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:22.162244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006148/manifest.json
observed 4df066e7bc388c90aa15e6d6140aac2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:22.147927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006148/publication.md
observed 8561a8ec0b577594361ad06068ba209b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:22.133585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006148/publication.txt
observed 442a7829592a53568e43ce3c1c2a5dc3...
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.