Pith Number

pith:7IFT2LWK

pith:2014:7IFT2LWK4PBRVKL7X6RPTPXB44

not attested not anchored not stored refs pending

Solar system and small-field astrometry

(2) US Naval Observatory, Copenhagen, Erik H{\o}g (1), George Kaplan (2) ((1) Niels Bohr Institute, retired), Washington DC

arxiv:1408.3302 v4 · 2014-08-14 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7IFT2LWK4PBRVKL7X6RPTPXB44}

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	2026-05-18T00:38:44.281906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa0b3d2ecae3c31aa97fbfa2f9bee1e73e2806eb3dde7cfc9a53d9ea97ea852d

Aliases

arxiv: 1408.3302 · arxiv_version: 1408.3302v4 · doi: 10.48550/arxiv.1408.3302 · pith_short_12: 7IFT2LWK4PBR · pith_short_16: 7IFT2LWK4PBRVKL7 · pith_short_8: 7IFT2LWK

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/7IFT2LWK4PBRVKL7X6RPTPXB44 \
  | 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: fa0b3d2ecae3c31aa97fbfa2f9bee1e73e2806eb3dde7cfc9a53d9ea97ea852d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c1c11cdfa02afdcf26fcca0df69a2f5b6ea16bad778cca09e4f19c291ae4f1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-08-14T14:45:33Z",
    "title_canon_sha256": "5d4660376b89ac8dd0e08e171819e92a14dfd25098497e5a0fd80c83e3264a08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3302",
    "kind": "arxiv",
    "version": 4
  }
}