Pith Number

pith:YJPPQNTR

pith:2010:YJPPQNTRN2DRYCL3IB45BZY6YY

not attested not anchored not stored refs pending

Arecibo Multi-Epoch HI Absorption Measurements Against Pulsars: Tiny-Scale Atomic Structure

J. M. Weisberg, J. T. Green, K. Tuttle, S. Stanimirovic, Z. Pei

arxiv:1007.1123 v1 · 2010-07-07 · 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{YJPPQNTRN2DRYCL3IB45BZY6YY}

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	2026-05-18T02:06:31.584250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c25ef836716e871c097b4079d0e71ec61e7bd0ec629e04458c71afa6d0d4fcb8

Aliases

arxiv: 1007.1123 · arxiv_version: 1007.1123v1 · doi: 10.48550/arxiv.1007.1123 · pith_short_12: YJPPQNTRN2DR · pith_short_16: YJPPQNTRN2DRYCL3 · pith_short_8: YJPPQNTR

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/YJPPQNTRN2DRYCL3IB45BZY6YY \
  | 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: c25ef836716e871c097b4079d0e71ec61e7bd0ec629e04458c71afa6d0d4fcb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b421b3393fd01c7d1b7e46bc205c2550bf8e646dd4563873b4f184ee8ffa5ad0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-07-07T12:51:22Z",
    "title_canon_sha256": "369f57a321529629122b1dbb450074784e15c4612d4c173389a9e6b608371db3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.1123",
    "kind": "arxiv",
    "version": 1
  }
}