Pith Number

pith:CH2CR7VN

pith:2014:CH2CR7VN2KODSK33XMBRKJHI3L

not attested not anchored not stored refs pending

Physics from Angular Projection of Rectangular Grids

Ashmeet Singh

arxiv:1502.01207 v1 · 2014-12-08 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CH2CR7VN2KODSK33XMBRKJHI3L}

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	2026-05-18T02:27:57.746712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11f428feadd29c392b7bbb031524e8dade1c01922ac9517c25cb3aeb21cd10d2

Aliases

arxiv: 1502.01207 · arxiv_version: 1502.01207v1 · doi: 10.48550/arxiv.1502.01207 · pith_short_12: CH2CR7VN2KOD · pith_short_16: CH2CR7VN2KODSK33 · pith_short_8: CH2CR7VN

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/CH2CR7VN2KODSK33XMBRKJHI3L \
  | 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: 11f428feadd29c392b7bbb031524e8dade1c01922ac9517c25cb3aeb21cd10d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc2a3ce7914b5a417e8b091feba306298f14f6f63a834ee515a17a48234cadeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2014-12-08T20:49:51Z",
    "title_canon_sha256": "b6072a51d7b6e30a50e9a1fc59630c544cf6c4fec958124246f71756ee860cb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01207",
    "kind": "arxiv",
    "version": 1
  }
}