Pith Number

pith:2ROKSBA5

pith:2015:2ROKSBA52G3TJT22SZAYGUMB6E

not attested not anchored not stored refs pending

V409 Tau As Another AA Tau: Photometric Observations of Stellar Occultations by the Circumstellar Disk

B. Scott Gaudi, David A. Weintraub, Eric E. Mamajek, Joseph E. Rodriguez, Joshua Pepper, Keivan G. Stassun, Nicole Sanchez, Phillip Cargile, Robert J. Siverd, Thomas G. Beatty

arxiv:1505.05805 v1 · 2015-05-21 · 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{2ROKSBA52G3TJT22SZAYGUMB6E}

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	2026-05-18T01:36:53.376496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d45ca9041dd1b734cf5a9641835181f12eb8b4dad78ba4a2090b67c124314249

Aliases

arxiv: 1505.05805 · arxiv_version: 1505.05805v1 · doi: 10.48550/arxiv.1505.05805 · pith_short_12: 2ROKSBA52G3T · pith_short_16: 2ROKSBA52G3TJT22 · pith_short_8: 2ROKSBA5

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/2ROKSBA52G3TJT22SZAYGUMB6E \
  | 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: d45ca9041dd1b734cf5a9641835181f12eb8b4dad78ba4a2090b67c124314249

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08e0e40f3870e9c087a096ee1fb813e7c9da4c546ce3ed316a678ce3e58f8d88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-05-21T17:36:56Z",
    "title_canon_sha256": "54bd35114c092a5d8bb40de6f14cfceb7f21e76f61fe54a78fe1dd594b9c7f77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05805",
    "kind": "arxiv",
    "version": 1
  }
}