Pith Number

pith:HIN4EU4K

pith:2002:HIN4EU4K2MWHWZR7JDLWJG2FID

not attested not anchored not stored refs pending

Molecular hydrogen formation in the interstellar medium

A.G.G.M. Tielens, S. Cazaux

arxiv:astro-ph/0207035 v1 · 2002-07-01 · 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{HIN4EU4K2MWHWZR7JDLWJG2FID}

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	2026-07-04T16:30:18.633840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a1bc2538ad32c7b663f48d7649b4540fbb15b2e3ca64d4f62ac0b690965cd0d

Aliases

arxiv: astro-ph/0207035 · arxiv_version: astro-ph/0207035v1 · doi: 10.48550/arxiv.astro-ph/0207035 · pith_short_12: HIN4EU4K2MWH · pith_short_16: HIN4EU4K2MWHWZR7 · pith_short_8: HIN4EU4K

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/HIN4EU4K2MWHWZR7JDLWJG2FID \
  | 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: 3a1bc2538ad32c7b663f48d7649b4540fbb15b2e3ca64d4f62ac0b690965cd0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6203137a08fe4a772d8c837b66231c9b1676596e20e062c6550efa3d33e2626",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-07-01T16:15:18Z",
    "title_canon_sha256": "124d5117ee7ba9039b23a94c935ab37a559a0545802c4405975a82048e35e58a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0207035",
    "kind": "arxiv",
    "version": 1
  }
}