Pith Number

pith:55SCHU3B

pith:2017:55SCHU3BPZUNW65SXH45VLD4MC

not attested not anchored not stored refs pending

Cosmography and Data Visualization

Daniel Pomarede, Helene M. Courtois, R. Brent Tully, Yehuda Hoffman

arxiv:1702.01941 v1 · 2017-02-07 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{55SCHU3BPZUNW65SXH45VLD4MC}

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	2026-05-18T00:45:42.348476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef6423d3617e68db7bb2b9f9daac7c608e9861f33ffe3059450aebfba49e4a19

Aliases

arxiv: 1702.01941 · arxiv_version: 1702.01941v1 · doi: 10.48550/arxiv.1702.01941 · pith_short_12: 55SCHU3BPZUN · pith_short_16: 55SCHU3BPZUNW65S · pith_short_8: 55SCHU3B

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/55SCHU3BPZUNW65SXH45VLD4MC \
  | 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: ef6423d3617e68db7bb2b9f9daac7c608e9861f33ffe3059450aebfba49e4a19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "690afefb493c9bb4f12df3325020162ed2b2c7ebf37e38069b3d477a4e317d87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-02-07T10:05:24Z",
    "title_canon_sha256": "aea2a5342a618c273b1ea21e19101b591e5ad31694364906bdf54b469432d04b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01941",
    "kind": "arxiv",
    "version": 1
  }
}