OpenTechnical

OT-2026-000051799

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000051799) never changes.

Identity and time

Publication numberOT-2026-000051799 · never reused
Internal UUID01a0ae83-7c84-7cf6-a36d-f2fef3d5b244 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051799
StatusPUBLIC

Content hashes

Canonical text56991c3dbaf6ec42a3a7f62f604cb935a361c9362a661e392503c333e363c10f
Markdownff7d59f69c868d69639cbe73c3bad8d5d28aa6a761cfd9e0a1bd2b6d3fcfc61c
PDF
Publication page772b45e7899712828f33a83e12607a4273bdb6f34db9ae2c4afddaf70a3b55f6
Manifest36420e30b61b619f72384fe96ced22168a7eab5b021eb836ed99bd8f0b0d8961

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
Signature16NVdMe1x43DL3IHvHQfVMCNKAc+pL5MQ+kqJuFimXf+hBOglgmg3hMRQ3w10S5hx6HjXpH82YYJcL1wNEQFCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:42.795021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051799
observed 772b45e7899712828f33a83e12607a42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:42.775354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051799/manifest.json
observed 36420e30b61b619f72384fe96ced2216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:42.755404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051799/publication.md
observed ff7d59f69c868d69639cbe73c3bad8d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:42.735830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051799/publication.txt
observed 56991c3dbaf6ec42a3a7f62f604cb935...
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.