OpenTechnical

OT-2026-000051495

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000051495) never changes.

Identity and time

Publication numberOT-2026-000051495 · never reused
Internal UUID01a0ae83-7c80-7fb3-bd3c-d73e0f7694ba · 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-2026-000051495
StatusPUBLIC

Content hashes

Canonical text848e9d7b1b477d82ee04e42c4a114e9b1b3b03b9b56377e18fd799f3df7c26ab
Markdown796922e71000cc8d5294b48ab287246e36b421b529763d865554537631b0e496
PDF
Publication page21d4bb104c80847020655422e7c23bb5f0a5c2658d32552fd9d8411e20d8dd22
Manifest1292f09ec3c386b9d8dd2ae8dde34cfe57795851fb6e99f133a06f4621ffcfd6

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
SignatureYVS+SkO/6RbiD7b11Dqq6aNb0j2pFFz+i+5vRo3qZZ7f0w5qdbiA8cKVHVs1tc7e+LFePOoRwWBPNWpj8ZklBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T10:58:18.540856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051495
observed 21d4bb104c80847020655422e7c23bb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:18.523072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051495/manifest.json
observed 1292f09ec3c386b9d8dd2ae8dde34cfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:18.505815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051495/publication.md
observed 796922e71000cc8d5294b48ab287246e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:18.486058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051495/publication.txt
observed 848e9d7b1b477d82ee04e42c4a114e9b...
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.