Pith Number

pith:KA6XVFUX

pith:2007:KA6XVFUXIOEF4GHCVN6RYDGF6X

not attested not anchored not stored refs pending

VLA Observations of HI in the Circumstellar Envelopes of Asymptotic Giant Branch Stars

Lynn D. Matthews, Mark J. Reid (Harvard-Smithsonian Center for Astrophysics)

arxiv:astro-ph/0701267 v1 · 2007-01-09 · 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{KA6XVFUXIOEF4GHCVN6RYDGF6X}

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

HI envelope around the carbon star V420 Vul

Receipt and verification

First computed	2026-07-04T15:24:59.883273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

503d7a969743885e18e2ab7d1c0cc5f5c99d2dce6e2c771140de43ebd4d51cb9

Aliases

arxiv: astro-ph/0701267 · arxiv_version: astro-ph/0701267v1 · doi: 10.48550/arxiv.astro-ph/0701267 · pith_short_12: KA6XVFUXIOEF · pith_short_16: KA6XVFUXIOEF4GHC · pith_short_8: KA6XVFUX

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/KA6XVFUXIOEF4GHCVN6RYDGF6X \
  | 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: 503d7a969743885e18e2ab7d1c0cc5f5c99d2dce6e2c771140de43ebd4d51cb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18cdb667bfa75fb7054852911597a26bb063e672e08e69883197978b1df62f40",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-01-09T21:19:54Z",
    "title_canon_sha256": "29874a9df7dbdb72039ab7bc5da71d8e2dbce5160dd55d58bf32af61ed193983"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0701267",
    "kind": "arxiv",
    "version": 1
  }
}