Pith Number

pith:Z4DR5RVH

pith:2021:Z4DR5RVH3HWVOO3YQAQC5SP67X

not attested not anchored not stored refs pending

Linear Spectropolarimetric Analysis of Fairall 9 with VLT/FORS2

Ascensi\'on del Olmo, Bo-Wei Jiang, Bo\.zena Czerny, {\DJ}or{\dj}e Savi\'c, Elena Shablovinskaya, Jian-Min Wang, Luka \v{C}. Popovi\'c, Marzena \'Sniegowska, Mauro D'Onofrio, Paola Marziani, Paola Mazzei, Swayamtrupta Panda, Victor L. Afanasiev

arxiv:2108.00983 v1 · 2021-08-02 · 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{Z4DR5RVH3HWVOO3YQAQC5SP67X}

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	2026-07-05T03:06:34.417476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf071ec6a7d9ed573b7880202ec9fefdfb23c6a3c035c42124d333cc05b0fa00

Aliases

arxiv: 2108.00983 · arxiv_version: 2108.00983v1 · doi: 10.48550/arxiv.2108.00983 · pith_short_12: Z4DR5RVH3HWV · pith_short_16: Z4DR5RVH3HWVOO3Y · pith_short_8: Z4DR5RVH

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/Z4DR5RVH3HWVOO3YQAQC5SP67X \
  | 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: cf071ec6a7d9ed573b7880202ec9fefdfb23c6a3c035c42124d333cc05b0fa00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c22655a26f319ea249f0d79285c6d1be31333227c8484ce3c2fb4bcdda653b2e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-08-02T15:34:10Z",
    "title_canon_sha256": "1f02dfb919adf85f64449bd123fdf4fee15f99bb8259b39b6f39b17bcdc4af5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.00983",
    "kind": "arxiv",
    "version": 1
  }
}