Pith Number

pith:O5R27UP5

pith:2010:O5R27UP5O33IK22T6DV5V2MWOD

not attested not anchored not stored refs pending

Interstellar Ti II in the Milky Way and Magellanic Clouds

(2) Univ. of Sheffield), Daniel E. Welty (1), Paul A. Crowther (2) ((1) Univ. of Illinois at Urbana/Champaign

arxiv:1001.3687 v1 · 2010-01-20 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O5R27UP5O33IK22T6DV5V2MWOD}

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	2026-05-18T02:09:31.651329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7763afd1fd76f6856b53f0ebdae99670d6225bec896d948b34054a385d2d51d3

Aliases

arxiv: 1001.3687 · arxiv_version: 1001.3687v1 · doi: 10.48550/arxiv.1001.3687 · pith_short_12: O5R27UP5O33I · pith_short_16: O5R27UP5O33IK22T · pith_short_8: O5R27UP5

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/O5R27UP5O33IK22T6DV5V2MWOD \
  | 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: 7763afd1fd76f6856b53f0ebdae99670d6225bec896d948b34054a385d2d51d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30d952b8827dc3112ee6e6eecc65a6a652c0c49a872c3a12b524b0b51c154069",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-01-20T22:31:08Z",
    "title_canon_sha256": "43eb2badf50411a5610a89fdd85d4d5b652f511c2ea1fea797b33c2412d85a54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.3687",
    "kind": "arxiv",
    "version": 1
  }
}