Pith Number

pith:OKKQRYSK

pith:2015:OKKQRYSKJQFPEKCT3MHQRSYITC

not attested not anchored not stored refs pending

Formation of emission line dots and extremely metal-deficient dwarfs from almost dark galaxies

Kenji Bekki

arxiv:1509.03947 v1 · 2015-09-14 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OKKQRYSKJQFPEKCT3MHQRSYITC}

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	2026-05-18T01:31:30.820053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

729508e24a4c0af22853db0f08cb08988be20afff7468734c088bd01e40c2b09

Aliases

arxiv: 1509.03947 · arxiv_version: 1509.03947v1 · doi: 10.48550/arxiv.1509.03947 · pith_short_12: OKKQRYSKJQFP · pith_short_16: OKKQRYSKJQFPEKCT · pith_short_8: OKKQRYSK

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/OKKQRYSKJQFPEKCT3MHQRSYITC \
  | 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: 729508e24a4c0af22853db0f08cb08988be20afff7468734c088bd01e40c2b09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6de1dabd2fc64625d25549dab31b65f206359ad662a782c2cfa04d645c221a4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-14T04:13:47Z",
    "title_canon_sha256": "804f9113c069ba31382b8577ecf1b7f52406836dccb2c270582f2793a698a7ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03947",
    "kind": "arxiv",
    "version": 1
  }
}