Pith Number

pith:QX44FGLP

pith:2021:QX44FGLPGLJDBVDWJNUNWBOC7V

not attested not anchored not stored refs pending

The inner circumstellar dust of the red supergiant Antares as seen with VLT/SPHERE/ZIMPOL

A. de Koter, E. Cannon, E. Lagadec, H. Sana, J.O. Sundqvist, L. Decin, M. Min, M. Montarges, P. Kervella

arxiv:2101.02785 v1 · 2021-01-07 · 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{QX44FGLPGLJDBVDWJNUNWBOC7V}

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	2026-07-05T02:07:54.471215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85f9c2996f32d230d4764b68db05c2fd57214ea3a8cef2f3d75e90a300752383

Aliases

arxiv: 2101.02785 · arxiv_version: 2101.02785v1 · doi: 10.48550/arxiv.2101.02785 · pith_short_12: QX44FGLPGLJD · pith_short_16: QX44FGLPGLJDBVDW · pith_short_8: QX44FGLP

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/QX44FGLPGLJDBVDWJNUNWBOC7V \
  | 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: 85f9c2996f32d230d4764b68db05c2fd57214ea3a8cef2f3d75e90a300752383

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf94b0fc48d95874f3c064defc307286d7dfe051c214097526a0134e641127cb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-01-07T22:04:50Z",
    "title_canon_sha256": "57fa7f33aec48116741323c95fb3f2ea030bf375694f6f72bd1f908fbdc2628a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.02785",
    "kind": "arxiv",
    "version": 1
  }
}