Pith Number

pith:6AMZYYJ4

pith:2013:6AMZYYJ4TYZJLLT7EXDTI3C6KJ

not attested not anchored not stored refs pending

Interplanetary spacecraft navigation using pulsars

D. Chen, D. Gao, G. Hobbs, J. H. Zheng, M. J. Keith, M. T. Li, R. M. Shannon, R. N. Manchester, W. Coles, X. P. Deng, X. P. You, X. Wu, X. Z. Yu

arxiv:1307.5375 v1 · 2013-07-20 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6AMZYYJ4TYZJLLT7EXDTI3C6KJ}

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	2026-05-18T01:48:42.234572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0199c613c9e3295ae7f25c7346c5e524eafd53354322ef6e0287368a9e9b6b7

Aliases

arxiv: 1307.5375 · arxiv_version: 1307.5375v1 · doi: 10.48550/arxiv.1307.5375 · pith_short_12: 6AMZYYJ4TYZJ · pith_short_16: 6AMZYYJ4TYZJLLT7 · pith_short_8: 6AMZYYJ4

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/6AMZYYJ4TYZJLLT7EXDTI3C6KJ \
  | 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: f0199c613c9e3295ae7f25c7346c5e524eafd53354322ef6e0287368a9e9b6b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27113ef02b5de01485845608a8fc52b68170b14b0b3b79c3dcb237a884f93449",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-07-20T06:27:32Z",
    "title_canon_sha256": "2047424ff72014ab4a28283006b5050784b7abae96a3b8dc47b9aa2b1ebb203a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5375",
    "kind": "arxiv",
    "version": 1
  }
}