Pith Number

pith:OH6HU6IY

pith:2019:OH6HU6IY6PFRLQLDZAYPKIFNNT

not attested not anchored not stored refs pending

Soft Rasterizer: A Differentiable Renderer for Image-based 3D Reasoning

Hao Li, Shichen Liu, Tianye Li, Weikai Chen

arxiv:1904.01786 v1 · 2019-04-03 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OH6HU6IY6PFRLQLDZAYPKIFNNT}

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	2026-05-17T23:49:29.672801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71fc7a7918f3cb15c163c830f520ad6cd69193565b254dd58ec535b1465fdf25

Aliases

arxiv: 1904.01786 · arxiv_version: 1904.01786v1 · doi: 10.48550/arxiv.1904.01786 · pith_short_12: OH6HU6IY6PFR · pith_short_16: OH6HU6IY6PFRLQLD · pith_short_8: OH6HU6IY

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/OH6HU6IY6PFRLQLDZAYPKIFNNT \
  | 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: 71fc7a7918f3cb15c163c830f520ad6cd69193565b254dd58ec535b1465fdf25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20d40a739f2b73dd5faf1bb768f7cea43451626075ff1ddbc92bbe356e48b410",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-03T06:06:43Z",
    "title_canon_sha256": "aa44dd9495919db0f4c76f74de266e9d0ee5cd8468a2683a2d1365a2265056a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01786",
    "kind": "arxiv",
    "version": 1
  }
}