Pith Number

pith:MWWUXQ2G

pith:2016:MWWUXQ2GFXWAODOX65VZ7UDF6S

not attested not anchored not stored refs pending

Mass ratio determination from Halpha lines in Black-Hole X-ray transients

Jorge Casares

arxiv:1603.08920 v2 · 2016-03-29 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MWWUXQ2GFXWAODOX65VZ7UDF6S}

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	2026-05-18T01:13:53.460720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65ad4bc3462dec070dd7f76b9fd065f4991153e6a108a7761f63aac13f13980c

Aliases

arxiv: 1603.08920 · arxiv_version: 1603.08920v2 · doi: 10.48550/arxiv.1603.08920 · pith_short_12: MWWUXQ2GFXWA · pith_short_16: MWWUXQ2GFXWAODOX · pith_short_8: MWWUXQ2G

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/MWWUXQ2GFXWAODOX65VZ7UDF6S \
  | 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: 65ad4bc3462dec070dd7f76b9fd065f4991153e6a108a7761f63aac13f13980c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4a25e8b36b1c43e14dc9f2f210d72aa9acd3b488f742106429047682d6bbfeb",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-03-29T20:00:00Z",
    "title_canon_sha256": "2a438487323ff0a3873bbcee0f124c80315c92fa4510c881393781ac4b7bdee3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.08920",
    "kind": "arxiv",
    "version": 2
  }
}