Pith Number

pith:PXUF5SS4

pith:2021:PXUF5SS46ACAL4HDK3SSA5TIJK

not attested not anchored not stored refs pending

The RR Lyrae Delay-Time Distribution: A Novel Perspective on Models of Old Stellar Populations

Carles Badenes, Cecilia Mateu, Dan Maoz, Jeffrey Newman, Laura Chomiuk, Mairead Heiger, Na'ama Hallakoun, Robin Ciardullo, Sumit K. Sarbadhicary

arxiv:2101.11618 v1 · 2021-01-27 · 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{PXUF5SS46ACAL4HDK3SSA5TIJK}

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	2026-07-05T02:43:16.132005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7de85eca5cf00405f0e356e52076684a855da60808b14348a224621e65cb5550

Aliases

arxiv: 2101.11618 · arxiv_version: 2101.11618v1 · doi: 10.48550/arxiv.2101.11618 · pith_short_12: PXUF5SS46ACA · pith_short_16: PXUF5SS46ACAL4HD · pith_short_8: PXUF5SS4

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/PXUF5SS46ACAL4HDK3SSA5TIJK \
  | 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: 7de85eca5cf00405f0e356e52076684a855da60808b14348a224621e65cb5550

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0583c702cf253ebab3941f52ceb8fe79bc394879ef26a634a862d921dac2635b",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-01-27T19:00:00Z",
    "title_canon_sha256": "15a85351bf97c5579344d475c41392ab60258f854b26a1e31830f4d98be46a21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.11618",
    "kind": "arxiv",
    "version": 1
  }
}