Pith Number

pith:EX5Z23VY

pith:2012:EX5Z23VYMULW6ABJTCYEDRZF7G

not attested not anchored not stored refs pending

Spectroscopic identifications of blue H-alpha excess sources in the Kepler field-of-view

C. Knigge, E. Koerding, K. Verbeek, P.J. Groot, S. Greiss, S. Scaringi

arxiv:1210.3038 v1 · 2012-10-10 · 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{EX5Z23VYMULW6ABJTCYEDRZF7G}

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	2026-05-18T01:54:03.206009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25fb9d6eb865176f002998b041c725f9a5ed9ee54994497daa4158c9999e7d2a

Aliases

arxiv: 1210.3038 · arxiv_version: 1210.3038v1 · doi: 10.48550/arxiv.1210.3038 · pith_short_12: EX5Z23VYMULW · pith_short_16: EX5Z23VYMULW6ABJ · pith_short_8: EX5Z23VY

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/EX5Z23VYMULW6ABJTCYEDRZF7G \
  | 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: 25fb9d6eb865176f002998b041c725f9a5ed9ee54994497daa4158c9999e7d2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec0991750874a9d4502847c41a9ef2c5bad65bf0466967aa4c6bc0817a594959",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-10-10T20:00:50Z",
    "title_canon_sha256": "1aeb0cb36e77f225ac0cf43360d497fbb5d2d224239493f00c61ed43ab1c7d4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.3038",
    "kind": "arxiv",
    "version": 1
  }
}