Pith Number

pith:BADDAZRF

pith:2011:BADDAZRF4U3RJZTHG4TUVXZVQO

not attested not anchored not stored refs pending

Entropic derivation of F=ma for circular motion

Douglas Singleton, Michael Duncan, Ratbay Myrzakulov

arxiv:1103.1713 v2 · 2011-03-09 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BADDAZRF4U3RJZTHG4TUVXZVQO}

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	2026-05-18T04:13:46.934384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0806306625e53714e66737274adf358382983da39a249333d940c390451f3b5c

Aliases

arxiv: 1103.1713 · arxiv_version: 1103.1713v2 · doi: 10.48550/arxiv.1103.1713 · pith_short_12: BADDAZRF4U3R · pith_short_16: BADDAZRF4U3RJZTH · pith_short_8: BADDAZRF

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/BADDAZRF4U3RJZTHG4TUVXZVQO \
  | 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: 0806306625e53714e66737274adf358382983da39a249333d940c390451f3b5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4509ef45b80174592c14d0ce581a116cf846b901406e92a0d49aac37b80bf924",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-03-09T06:50:08Z",
    "title_canon_sha256": "7f9379a5d4b86b4bc4c2aaa4356df570abb405373af723d959eb72b04878dc50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1713",
    "kind": "arxiv",
    "version": 2
  }
}