Pith Number

pith:LSA34SYZ

pith:2014:LSA34SYZOSM75WE3BQELWZD3JF

not attested not anchored not stored refs pending

Interstellar Silicate Dust in the z=0.685 Absorber Toward TXS 0218+357

D. E. Welty, D. G. York, G. Vladilo, M. C. Aller, N. Liger, V. P. Kulkarni

arxiv:1402.4509 v1 · 2014-02-18 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LSA34SYZOSM75WE3BQELWZD3JF}

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	2026-05-18T01:44:36.595749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c81be4b197499fed89b0c08bb647b496137c8115a5a2f69dba3c22c6344f307

Aliases

arxiv: 1402.4509 · arxiv_version: 1402.4509v1 · doi: 10.48550/arxiv.1402.4509 · pith_short_12: LSA34SYZOSM7 · pith_short_16: LSA34SYZOSM75WE3 · pith_short_8: LSA34SYZ

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/LSA34SYZOSM75WE3BQELWZD3JF \
  | 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: 5c81be4b197499fed89b0c08bb647b496137c8115a5a2f69dba3c22c6344f307

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a79a676758c10b9f237fd7cf11e938a9f51219458c5597a208644719e97d4d7a",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-02-18T21:55:54Z",
    "title_canon_sha256": "a0cd334d483f55407bc7a83bc5e2c449de6ffd9f2b5e60bbe79b2a38ad04cf28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4509",
    "kind": "arxiv",
    "version": 1
  }
}