Pith Number

pith:DSR3YPDP

pith:2013:DSR3YPDP2BNUIC6VBZCKKVWDQW

not attested not anchored not stored refs pending

The Parallax of W43: a Massive Star Forming Complex near the Galactic Bar

A. Brunthaler, B. Zhang, K. Immer, K. M. Menten, L. Moscadelli, M. J. Reid, M. Sato, T. M. Dame, X. W. Zheng, Y. Xu

arxiv:1312.3849 v1 · 2013-12-13 · 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{DSR3YPDP2BNUIC6VBZCKKVWDQW}

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	2026-05-18T01:45:50.742337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ca3bc3c6fd05b440bd50e44a556c385a2566d2ecfb1e096747d9f048e26bd3a

Aliases

arxiv: 1312.3849 · arxiv_version: 1312.3849v1 · doi: 10.48550/arxiv.1312.3849 · pith_short_12: DSR3YPDP2BNU · pith_short_16: DSR3YPDP2BNUIC6V · pith_short_8: DSR3YPDP

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/DSR3YPDP2BNUIC6VBZCKKVWDQW \
  | 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: 1ca3bc3c6fd05b440bd50e44a556c385a2566d2ecfb1e096747d9f048e26bd3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50adee6069a89b982b84cdccb44d09f8cc08a75a16d79a5ff6aaa9ce7ff22dd8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-12-13T16:04:31Z",
    "title_canon_sha256": "b86a5d4c5d4abb0c1d661654640bca00ce7a4657a02c866ca3c64e6860258bc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.3849",
    "kind": "arxiv",
    "version": 1
  }
}