Pith Number

pith:KBQFRNDR

pith:2008:KBQFRNDR6WFKEDMAFRBUYEUB76

not attested not anchored not stored refs pending

Keck/HIRES spectroscopy of V838 Monocerotis in October 2005

M. Gromadzki (N. Copernicus Astronomical Center), M. Konacki, M. Schmidt, R. Tylenda, T. Kami\'nski

arxiv:0812.4213 v2 · 2008-12-22 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KBQFRNDR6WFKEDMAFRBUYEUB76}

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

1 paper in Pith

Red novae, their progenitors, and remnants

Receipt and verification

First computed	2026-07-04T17:13:57.677028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

506058b471f58aa20d802c434c1281ff863b4a84069710924ece797a19e872b3

Aliases

arxiv: 0812.4213 · arxiv_version: 0812.4213v2 · doi: 10.48550/arxiv.0812.4213 · pith_short_12: KBQFRNDR6WFK · pith_short_16: KBQFRNDR6WFKEDMA · pith_short_8: KBQFRNDR

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/KBQFRNDR6WFKEDMAFRBUYEUB76 \
  | 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: 506058b471f58aa20d802c434c1281ff863b4a84069710924ece797a19e872b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab5c7fe638cd8e98c7f0dadf72537f5059fd42e2cb2a12f4f20440a8acdbf94e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-22T17:02:26Z",
    "title_canon_sha256": "554993ce5d8e7972f92e8bf30ee2ece979f205a6e33f089cc8594d243faefbb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.4213",
    "kind": "arxiv",
    "version": 2
  }
}