Pith Number

pith:YBSTBE6S

pith:2018:YBSTBE6SV5DDBYK4TMAK3J2OWU

not attested not anchored not stored refs pending

A Geometric Observer for Scene Reconstruction Using Plenoptic Cameras

Jochen Trumpf, Robert Mahony, Sean G. P. O'Brien, Viorela Ila

arxiv:1809.07931 v1 · 2018-09-21 · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YBSTBE6SV5DDBYK4TMAK3J2OWU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:05:10.866837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0653093d2af4630e15c9b00ada74eb53615fadbab4c39f9ca9ca8a0fe9dca91

Aliases

arxiv: 1809.07931 · arxiv_version: 1809.07931v1 · doi: 10.48550/arxiv.1809.07931 · pith_short_12: YBSTBE6SV5DD · pith_short_16: YBSTBE6SV5DDBYK4 · pith_short_8: YBSTBE6S

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/YBSTBE6SV5DDBYK4TMAK3J2OWU \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c0653093d2af4630e15c9b00ada74eb53615fadbab4c39f9ca9ca8a0fe9dca91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27d18e36bd96b74c0dd47ad99f6f4a6ba1fd3609fd0ec32d3c94ee9cebad548d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-09-21T03:28:12Z",
    "title_canon_sha256": "4f0135d4288863fcd1b2db3b4668320309d4b68552af7d089928385e273a56c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07931",
    "kind": "arxiv",
    "version": 1
  }
}