Pith Number

pith:3BNZCYQI

pith:2012:3BNZCYQIWRTF4D6GXUE7CJXKR5

not attested not anchored not stored refs pending

Tentative Detection of Deuterated Methane toward the Low-Mass Protostar IRAS 04368+2557 in L1527

Nami Sakai, Satoshi Yamamoto, Takeshi Sakai, Tomoya Hirota, Yancy L. Shirley, Yoshimasa Watanabe

arxiv:1209.1555 v1 · 2012-09-07 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3BNZCYQIWRTF4D6GXUE7CJXKR5}

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	2026-05-18T01:54:38.622014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d85b916208b4665e0fc6bd09f126ea8f7f38003b3ba8e80a95683463535572bc

Aliases

arxiv: 1209.1555 · arxiv_version: 1209.1555v1 · doi: 10.48550/arxiv.1209.1555 · pith_short_12: 3BNZCYQIWRTF · pith_short_16: 3BNZCYQIWRTF4D6G · pith_short_8: 3BNZCYQI

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/3BNZCYQIWRTF4D6GXUE7CJXKR5 \
  | 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: d85b916208b4665e0fc6bd09f126ea8f7f38003b3ba8e80a95683463535572bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdd027eb8ec16770d0af072aab153ec76d9bb6faf45821f9b97f4019788b5353",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-09-07T14:35:49Z",
    "title_canon_sha256": "ea41f26bc684dd9a683b2260f27234ce3e92247844c8e579fa016de01cbd610f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1555",
    "kind": "arxiv",
    "version": 1
  }
}