Pith Number

pith:YR4YHZU6

pith:2013:YR4YHZU6MQPZX5NBEAQB4DHHRO

not attested not anchored not stored refs pending

Flickering of 1.3 cm Sources in Sgr B2: Towards a Solution to the Ultracompact HII Region Lifetime Problem

A. Monsrud, C. G. De Pree, D. J. Wilner, E. R. Keto, M.-M. Mac Low, R. Galv\'an-Madrid, R. S. Klessen, T. Peters, W. M. Goss

arxiv:1312.7768 v1 · 2013-12-30 · 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{YR4YHZU6MQPZX5NBEAQB4DHHRO}

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	2026-05-18T03:03:33.771087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c47983e69e641f9bf5a120201e0ce78b8998de627cdc7340431d33c7dbad8905

Aliases

arxiv: 1312.7768 · arxiv_version: 1312.7768v1 · doi: 10.48550/arxiv.1312.7768 · pith_short_12: YR4YHZU6MQPZ · pith_short_16: YR4YHZU6MQPZX5NB · pith_short_8: YR4YHZU6

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/YR4YHZU6MQPZX5NBEAQB4DHHRO \
  | 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: c47983e69e641f9bf5a120201e0ce78b8998de627cdc7340431d33c7dbad8905

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b96bf974e4f08fc9626095f593e2d5256db23f22a8c8e74edd11f9241ddc7dda",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-12-30T16:28:55Z",
    "title_canon_sha256": "287deb599bc86b7a9388e4fa5357ac5c56c4f6a70245032ec885ff1803d4c9c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7768",
    "kind": "arxiv",
    "version": 1
  }
}