Pith Number

pith:X64YAOH2

pith:2015:X64YAOH27U6NFGCD4JFROYQMAP

not attested not anchored not stored refs pending

O'Hanlon actions by Noether symmetry

F. Darabi

arxiv:1504.03416 v1 · 2015-04-14 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X64YAOH27U6NFGCD4JFROYQMAP}

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	2026-05-18T02:18:52.239892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfb98038fafd3cd29843e24b17620c03c752aea08dc4373e63601e1b4dfc43a4

Aliases

arxiv: 1504.03416 · arxiv_version: 1504.03416v1 · doi: 10.48550/arxiv.1504.03416 · pith_short_12: X64YAOH27U6N · pith_short_16: X64YAOH27U6NFGCD · pith_short_8: X64YAOH2

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/X64YAOH27U6NFGCD4JFROYQMAP \
  | 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: bfb98038fafd3cd29843e24b17620c03c752aea08dc4373e63601e1b4dfc43a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e588a60883054c70b8e6bef70cfe768335acaa62c25e3bd50fe904ea272c771a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-04-14T04:26:04Z",
    "title_canon_sha256": "86b0afe9fbe8b64d8fb968932cee71c0f9db03c4c6375b2258cc3bf458668c44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03416",
    "kind": "arxiv",
    "version": 1
  }
}