OpenTechnical

OT-2026-000079141

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000079141) never changes.

Identity and time

Publication numberOT-2026-000079141 · never reused
Internal UUID01a0ae95-ccbf-7260-80a9-9e4fcd55540e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079141
StatusPUBLIC

Content hashes

Canonical text4126b7c02ae61afd54f1e1ab7580bf2d124ae289610fa9e8815910bf599343c3
Markdown192a69902f96397ad3f63ed621a104efffaaf78dc6b66b4ce78f473166ec3501
PDF
Publication pagee616a35df75ab3f36107a7d3c5026fac37bb4007832afd39963ef8d0cfa5f7b6
Manifest7e720c5cf99f7a880f1fd81ea6af182ca605349e1e011c7470901a193b422724

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
SignatureJlGSNA3wsmrhZCPy2qG8XEqpG0s9NRdVMR/KMfBb14GwC3dbfC5/5k3S9fF/6JFVYKRWZOvj3L8KGgtDxRFRCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:59.417419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079141
observed e616a35df75ab3f36107a7d3c5026fac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.399281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079141/manifest.json
observed 7e720c5cf99f7a880f1fd81ea6af182c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.379488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079141/publication.md
observed 192a69902f96397ad3f63ed621a104ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.361394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079141/publication.txt
observed 4126b7c02ae61afd54f1e1ab7580bf2d...
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.