Pith Number

pith:XGEHI5ZC

pith:2009:XGEHI5ZCKTJBKIUFVZKZYJ4NZB

not attested not anchored not stored refs pending

Polarimetry of DG Tau at 350 microns

G. Novak, H. Li, H. Shinnaga, J. Cho, J.E. Vaillancourt, M. Krejny, T. Matthews

arxiv:0903.1255 v1 · 2009-03-06 · 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{XGEHI5ZCKTJBKIUFVZKZYJ4NZB}

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	2026-05-18T04:29:16.108805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b98874772254d2152285ae559c278dc87595e1ebf4718665000e65ea767c5ac6

Aliases

arxiv: 0903.1255 · arxiv_version: 0903.1255v1 · doi: 10.48550/arxiv.0903.1255 · pith_short_12: XGEHI5ZCKTJB · pith_short_16: XGEHI5ZCKTJBKIUF · pith_short_8: XGEHI5ZC

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/XGEHI5ZCKTJBKIUFVZKZYJ4NZB \
  | 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: b98874772254d2152285ae559c278dc87595e1ebf4718665000e65ea767c5ac6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7aacc43ce620a6e1cf6c7398a9987b6c14a0be4141d00c10577068273c591ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-06T17:00:48Z",
    "title_canon_sha256": "b2ee142e32a0bf5a801d3bc2a89991f7a6d405a3bc42c561a471c53f1cd260bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1255",
    "kind": "arxiv",
    "version": 1
  }
}