Pith Number

pith:AUXHDZIM

pith:2013:AUXHDZIM2SCPGDLFJPX356PGH2

not attested not anchored not stored refs pending

Why do Earth satellites stay up?

Scott Tremaine, Tomer Yavetz

arxiv:1309.5244 v1 · 2013-09-20 · astro-ph.EP · physics.class-ph · physics.ed-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{AUXHDZIM2SCPGDLFJPX356PGH2}

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	2026-05-18T01:47:35.091583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

052e71e50cd484f30d654befbef9e63e9b6b238586cbe5c7fb5ddedfd07a769e

Aliases

arxiv: 1309.5244 · arxiv_version: 1309.5244v1 · doi: 10.48550/arxiv.1309.5244 · pith_short_12: AUXHDZIM2SCP · pith_short_16: AUXHDZIM2SCPGDLF · pith_short_8: AUXHDZIM

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/AUXHDZIM2SCPGDLFJPX356PGH2 \
  | 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: 052e71e50cd484f30d654befbef9e63e9b6b238586cbe5c7fb5ddedfd07a769e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61c38ca0f59537113776bfde4a10423e25cb9ca6ed2a00a0b000a4b160699c86",
    "cross_cats_sorted": [
      "physics.class-ph",
      "physics.ed-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-09-20T12:10:29Z",
    "title_canon_sha256": "b26f2539ff1afe2a250fad3ce3051ee299704a7c8236eb5eaf96a83c73d0ea25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5244",
    "kind": "arxiv",
    "version": 1
  }
}