Pith Number

pith:QX5CIAJJ

pith:2009:QX5CIAJJAMNYCJ7WDZM5LWTSMQ

not attested not anchored not stored refs pending

Emission coordinates for the navigation in space

A. Tartaglia

arxiv:0910.2758 v1 · 2009-10-15 · 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{QX5CIAJJAMNYCJ7WDZM5LWTSMQ}

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	2026-05-18T02:11:23.530807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85fa240129031b8127f61e59d5da7264159669c081e10f6500fb76b1863728dd

Aliases

arxiv: 0910.2758 · arxiv_version: 0910.2758v1 · doi: 10.48550/arxiv.0910.2758 · pith_short_12: QX5CIAJJAMNY · pith_short_16: QX5CIAJJAMNYCJ7W · pith_short_8: QX5CIAJJ

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/QX5CIAJJAMNYCJ7WDZM5LWTSMQ \
  | 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: 85fa240129031b8127f61e59d5da7264159669c081e10f6500fb76b1863728dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffbe05ba4a524252c66c05266990ebb9d47d306161729c876cf3835ed23a4346",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-10-15T01:49:26Z",
    "title_canon_sha256": "0af620b2bd70f6ff02aa2998a111267e390925b5283b6d79245a3b9498e1b150"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2758",
    "kind": "arxiv",
    "version": 1
  }
}