Pith Number

pith:VMNDE3H7

pith:2012:VMNDE3H77OUJM363S2EZ3T7T4U

not attested not anchored not stored refs pending

CSS100603:112253-111037: A helium-rich dwarf nova with a 65 minute orbital period

A. J. Drake, B. T. Gaensicke, C. M. Copperwheat, D. Steeghs, E. Breedt, T. R. Marsh

arxiv:1207.3836 v1 · 2012-07-16 · 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{VMNDE3H77OUJM363S2EZ3T7T4U}

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	2026-05-18T01:56:17.727930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab1a326cfffba8966fdb96899dcff3e502945d31691786d0f1ae6292f3446bad

Aliases

arxiv: 1207.3836 · arxiv_version: 1207.3836v1 · doi: 10.48550/arxiv.1207.3836 · pith_short_12: VMNDE3H77OUJ · pith_short_16: VMNDE3H77OUJM363 · pith_short_8: VMNDE3H7

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/VMNDE3H77OUJM363S2EZ3T7T4U \
  | 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: ab1a326cfffba8966fdb96899dcff3e502945d31691786d0f1ae6292f3446bad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "711b19de486e558d935172c33736196626a4f3d401d509769624d89bb7782ace",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-07-16T22:23:02Z",
    "title_canon_sha256": "205a7ff970199406d019d80e3370ba1e77f346e63c68de2dcaf081058712c2e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3836",
    "kind": "arxiv",
    "version": 1
  }
}