Pith Number

pith:BBOVDG7G

pith:2001:BBOVDG7GG2AZVEFBFL6KHWMDAM

not attested not anchored not stored refs pending

Photoelectric effect on dust grains across the L1721 cloud in the rho Ophiuchi molecular complex

E. Habart, F. Boulanger, F. Le Peintre, G. Pineau des Forets, J.P. Bernard, L. Verstraete

arxiv:astro-ph/0104150 v1 · 2001-04-09 · 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{BBOVDG7GG2AZVEFBFL6KHWMDAM}

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	2026-05-18T01:07:45.935765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

085d519be636819a90a12afca3d98303292c648cac62345b2ee619df688ee1c7

Aliases

arxiv: astro-ph/0104150 · arxiv_version: astro-ph/0104150v1 · doi: 10.48550/arxiv.astro-ph/0104150 · pith_short_12: BBOVDG7GG2AZ · pith_short_16: BBOVDG7GG2AZVEFB · pith_short_8: BBOVDG7G

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/BBOVDG7GG2AZVEFBFL6KHWMDAM \
  | 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: 085d519be636819a90a12afca3d98303292c648cac62345b2ee619df688ee1c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1383b6073ab4c88ef5ccfcf192f2eefeb72c7d8447be7ea5b804dcb97063b733",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-04-09T14:57:31Z",
    "title_canon_sha256": "77689fcf1c13267ebe6cf20e3242095372bb3364ea65cb3f5cd2af983d78f543"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0104150",
    "kind": "arxiv",
    "version": 1
  }
}