Pith Number

pith:OU7ASY6U

pith:2012:OU7ASY6UIG5OOUND3IZZ27JAZN

not attested not anchored not stored refs pending

Accretion and outflow of gas in Markarian 509

Ciro Pinto, Cor de Vries, Ehud Behar, Elisa Costantini, Gabriele Ponti, Graziella Branduardi-Raymont, Jacobo Ebrero, Jelle Kaastra, Jerry Kriss, Katrien Steenbrugge, Massimo Cappi, Missagh Mehdipour, Nahum Arav, Pierre-Olivier Petrucci, Stefano Bianchi, Stephane Paltani

arxiv:1210.6245 v1 · 2012-10-23 · astro-ph.CO · 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{OU7ASY6UIG5OOUND3IZZ27JAZN}

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	2026-05-18T01:53:44.305871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

753e0963d441bae751a3da339d7d20cb4cab637d9fb2db924fca844402221bdb

Aliases

arxiv: 1210.6245 · arxiv_version: 1210.6245v1 · doi: 10.48550/arxiv.1210.6245 · pith_short_12: OU7ASY6UIG5O · pith_short_16: OU7ASY6UIG5OOUND · pith_short_8: OU7ASY6U

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/OU7ASY6UIG5OOUND3IZZ27JAZN \
  | 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: 753e0963d441bae751a3da339d7d20cb4cab637d9fb2db924fca844402221bdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baa1249f8ae3ed6d787993b35f583a7df2a3edf0e865b6f093b982a4274fc0dc",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-23T14:25:52Z",
    "title_canon_sha256": "91773b204e715340b30f8c93c51c24f413c18cb033aa9b509592a8f1a481cf55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6245",
    "kind": "arxiv",
    "version": 1
  }
}