Pith Number

pith:N7FLNA7M

pith:2018:N7FLNA7MAVCTQNARDPD5647CMJ

not attested not anchored not stored refs pending

The ASAS-SN Catalog of Variable Stars I: The Serendipitous Survey

B. J. Shappee, C. A. Britt, C. S. Kochanek, D. Will, G. Pojmanski, J. L. Prieto, J. V. Shields, K. Z. Stanek, M. Pawlak, S. Otero, Subo Dong, T. Jayasinghe, Todd A. Thompson, T. W. -S. Holoien

arxiv:1803.01001 v2 · 2018-03-02 · astro-ph.SR

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

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	2026-05-18T00:05:19.462108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fcab683ec05453834111bc7df73e26266ef14e7213ea2409718ecb1f2c78ea6

Aliases

arxiv: 1803.01001 · arxiv_version: 1803.01001v2 · doi: 10.48550/arxiv.1803.01001 · pith_short_12: N7FLNA7MAVCT · pith_short_16: N7FLNA7MAVCTQNAR · pith_short_8: N7FLNA7M

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/N7FLNA7MAVCTQNARDPD5647CMJ \
  | 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: 6fcab683ec05453834111bc7df73e26266ef14e7213ea2409718ecb1f2c78ea6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06e7211eadfc1db8db296bb33df2e84f99befded58a0337edb4430e078e3a460",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-03-02T19:00:00Z",
    "title_canon_sha256": "478401fbb2c53fa5eadcd6bbb32ea852bd139061cf29c2730a5a5e4e02aff773"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.01001",
    "kind": "arxiv",
    "version": 2
  }
}