Pith Number

pith:MTJ2HJWH

pith:2009:MTJ2HJWHT3UZNRTL3Q72NHEKZX

not attested not anchored not stored refs pending

Studies of dissipative standing shock waves around black holes

Sandip K. Chakrabarti, Santabrata Das, Soumen Mondal

arxiv:0909.5513 v1 · 2009-09-30 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MTJ2HJWHT3UZNRTL3Q72NHEKZX}

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	2026-05-18T02:11:36.146819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64d3a3a6c79ee996c66bdc3fa69c8acdd58452fc1a565e4773bcc800f2dc5158

Aliases

arxiv: 0909.5513 · arxiv_version: 0909.5513v1 · doi: 10.48550/arxiv.0909.5513 · pith_short_12: MTJ2HJWHT3UZ · pith_short_16: MTJ2HJWHT3UZNRTL · pith_short_8: MTJ2HJWH

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/MTJ2HJWHT3UZNRTL3Q72NHEKZX \
  | 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: 64d3a3a6c79ee996c66bdc3fa69c8acdd58452fc1a565e4773bcc800f2dc5158

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d76709583fa6e8793f76869e34c426bc93f7dca1ecc8b5f12683fbe31b3f1aba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-09-30T05:41:44Z",
    "title_canon_sha256": "e6fabab8adf0ffff7768f259ea1300a83678b392c313646dc02c00f43f823e25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.5513",
    "kind": "arxiv",
    "version": 1
  }
}