Pith Number

pith:74XPH4LU

pith:2011:74XPH4LUKLP3I27MP2Y7BGLCEO

not attested not anchored not stored refs pending

The Rich Circumstellar Chemistry of SMP LMC 11

Jan Cami, Jeronimo Bernard-Salas, Sarah E. Malek

arxiv:1111.2533 v1 · 2011-11-10 · 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{74XPH4LUKLP3I27MP2Y7BGLCEO}

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	2026-05-18T01:59:42.507193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff2ef3f17452dfb46bec7eb1f0996223a8660e4cb30e89de511e59342c655856

Aliases

arxiv: 1111.2533 · arxiv_version: 1111.2533v1 · doi: 10.48550/arxiv.1111.2533 · pith_short_12: 74XPH4LUKLP3 · pith_short_16: 74XPH4LUKLP3I27M · pith_short_8: 74XPH4LU

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/74XPH4LUKLP3I27MP2Y7BGLCEO \
  | 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: ff2ef3f17452dfb46bec7eb1f0996223a8660e4cb30e89de511e59342c655856

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6922d22903c63a8c70eff98b63b2aedca5429041a27f4409a7371d5bb01397ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-10T17:42:39Z",
    "title_canon_sha256": "7080044b98c8d978a19577004b835f61a16d791600e4b06ba83bdb8fe60c792c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.2533",
    "kind": "arxiv",
    "version": 1
  }
}