Pith Number

pith:WSLFJCF3

pith:2021:WSLFJCF3VVNUCSHQ7AHKWBD5ID

not attested not anchored not stored refs pending

Mapping Luminous Hot Stars in the Galaxy

A. Tkachenko, E. Poggio, E. Zari, H.-W. Rix, M. Xiang, N. Frankel, R. Drimmel

arxiv:2102.08684 v1 · 2021-02-17 · 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{WSLFJCF3VVNUCSHQ7AHKWBD5ID}

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.

Cited by

2 papers in Pith

Constraints on the properties of warm ionized gas from low-frequency hydrogen radio recombination lines

Unveiling the Milky Way with a Gaia DR3 census of OB-type stars within 2 kpc. I. Tracing local Galactic structure, massive star-forming regions and core-collapse supernova progenitors

Receipt and verification

First computed	2026-07-05T02:49:46.847631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4965488bbad5b4148f0f80eab047d40f3a1024bfe451451370638a88ab28922

Aliases

arxiv: 2102.08684 · arxiv_version: 2102.08684v1 · doi: 10.48550/arxiv.2102.08684 · pith_short_12: WSLFJCF3VVNU · pith_short_16: WSLFJCF3VVNUCSHQ · pith_short_8: WSLFJCF3

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/WSLFJCF3VVNUCSHQ7AHKWBD5ID \
  | 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: b4965488bbad5b4148f0f80eab047d40f3a1024bfe451451370638a88ab28922

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d48e3a80a2f668bba297272b734c4e4d1a7e7ab464006c08bfe9e679e15266b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-02-17T10:57:29Z",
    "title_canon_sha256": "a608ea73228790258fffda0c41c21d716aa1737d986addc05fda24f6256f74fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.08684",
    "kind": "arxiv",
    "version": 1
  }
}