Pith Number

pith:TBXSK346

pith:2018:TBXSK346ZPRIFEEZLMXUYXKLTE

not attested not anchored not stored refs pending

IC4499 revised: spectro-photometric evidence of small light-element variations

A. Mucciarelli, C. Lardo, E. Dalessandro, E. Pancino, M. Cadelano, M. Salaris, N. Bastian, P. Stetson, S. Saracino

arxiv:1807.07618 v1 · 2018-07-19 · astro-ph.SR · 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{TBXSK346ZPRIFEEZLMXUYXKLTE}

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	2026-05-18T00:02:33.696218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

986f256f9ecbe28290995b2f4c5d4b991f079068584fd79c835ad35743291f33

Aliases

arxiv: 1807.07618 · arxiv_version: 1807.07618v1 · doi: 10.48550/arxiv.1807.07618 · pith_short_12: TBXSK346ZPRI · pith_short_16: TBXSK346ZPRIFEEZ · pith_short_8: TBXSK346

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/TBXSK346ZPRIFEEZLMXUYXKLTE \
  | 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: 986f256f9ecbe28290995b2f4c5d4b991f079068584fd79c835ad35743291f33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1811684d1ee681734efc1cba95e1d59f930b311500bcd3f2f552cc38a8ec9785",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-19T19:33:52Z",
    "title_canon_sha256": "76ec4740197e2e22ac478aee67c0b5464e6c92fde0d4ebe46673e14ae70f9ca5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07618",
    "kind": "arxiv",
    "version": 1
  }
}