Pith Number

pith:BQK4HHH5

pith:2015:BQK4HHH5Q2JL6T6FHEE53W3IZO

not attested not anchored not stored refs pending

Spectrophotometry of asteroids 32 Pomona, 145 Adeona, 704 Interamnia, 779 Nina, 330825, and 2012 QG42 and laboratory study of possible analog samples

Sergey I. Barabanov, Valery V. Kravtsov, Vasiliy B. Puzin, Vladimir V. Busarev, Vyacheslav S. Rusakov

arxiv:1508.01690 v1 · 2015-08-07 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BQK4HHH5Q2JL6T6FHEE53W3IZO}

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	2026-05-18T01:32:28.238880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c15c39cfd8692bf4fc53909dddb68cb8d6329a2ec9ec0c22b2c1526f9229005

Aliases

arxiv: 1508.01690 · arxiv_version: 1508.01690v1 · doi: 10.48550/arxiv.1508.01690 · pith_short_12: BQK4HHH5Q2JL · pith_short_16: BQK4HHH5Q2JL6T6F · pith_short_8: BQK4HHH5

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/BQK4HHH5Q2JL6T6FHEE53W3IZO \
  | 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: 0c15c39cfd8692bf4fc53909dddb68cb8d6329a2ec9ec0c22b2c1526f9229005

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "844cd50eb8c8826c1720db2228d0423f5433838331de84b51902514b1c0522ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-08-07T13:43:58Z",
    "title_canon_sha256": "6031ccc4d34d6f3017160a13254845dda765a3470b95603d7164e6641e838b73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01690",
    "kind": "arxiv",
    "version": 1
  }
}