Pith Number

pith:HYXNUSQ6

pith:2018:HYXNUSQ65YSZKZZSDRVFSNTICK

not attested not anchored not stored refs pending

Identification and analysis of the young population in the starburst galaxy NGC 253

C. Feinstein, G. Baume, M. J. Rodr\'iguez

arxiv:1806.06841 v1 · 2018-06-18 · 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{HYXNUSQ65YSZKZZSDRVFSNTICK}

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	2026-05-18T00:10:37.121049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e2eda4a1eee259567321c6a59366812bc153e1c5a56ebb9772f807c60913614

Aliases

arxiv: 1806.06841 · arxiv_version: 1806.06841v1 · doi: 10.48550/arxiv.1806.06841 · pith_short_12: HYXNUSQ65YSZ · pith_short_16: HYXNUSQ65YSZKZZS · pith_short_8: HYXNUSQ6

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/HYXNUSQ65YSZKZZSDRVFSNTICK \
  | 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: 3e2eda4a1eee259567321c6a59366812bc153e1c5a56ebb9772f807c60913614

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66bffac67363e6d4024f99537ce3c99afd7cb762e1e1c9470247220c46dcb1b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-06-18T17:38:49Z",
    "title_canon_sha256": "5614d1b4760d3ea14a4506765b7d3b407418200475999171ba648544a4ec466c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06841",
    "kind": "arxiv",
    "version": 1
  }
}