Pith Number

pith:2ERAFQJZ

pith:2013:2ERAFQJZMEWNPM5U4Y6YOBOZCB

not attested not anchored not stored refs pending

Optical and Near-Infrared Shocks in the L988 Cloud Complex

Bo Reipurth, John Bally, Josh Walawender

arxiv:1307.0881 v1 · 2013-07-02 · 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{2ERAFQJZMEWNPM5U4Y6YOBOZCB}

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	2026-05-18T01:49:00.419891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d12202c139612cd7b3b4e63d8705d9106e0812bd8f6bebbc60a01d3ec451cf34

Aliases

arxiv: 1307.0881 · arxiv_version: 1307.0881v1 · doi: 10.48550/arxiv.1307.0881 · pith_short_12: 2ERAFQJZMEWN · pith_short_16: 2ERAFQJZMEWNPM5U · pith_short_8: 2ERAFQJZ

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/2ERAFQJZMEWNPM5U4Y6YOBOZCB \
  | 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: d12202c139612cd7b3b4e63d8705d9106e0812bd8f6bebbc60a01d3ec451cf34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d8c8cb8d400b9e91d04d1a2a8f8274212cb823a5672d3591f6106e9deeaeca3",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-07-02T23:44:46Z",
    "title_canon_sha256": "2cdc11ea27f42843563012d993da917df524a1b8ec77f041424c6d9de42b81e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0881",
    "kind": "arxiv",
    "version": 1
  }
}