Pith Number

pith:PSEXBIIR

pith:2011:PSEXBIIR27R6TFOK5C2INFMYXK

not attested not anchored not stored refs pending

Intrinsic disc emission and the Soft X-ray Excess in AGN

Chichuan Jin (Durham), Chris Done (Durham), Martin Ward (Durham), Omer Blaes (UCSB), Shane Davis (CITA)

arxiv:1107.5429 v2 · 2011-07-27 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PSEXBIIR27R6TFOK5C2INFMYXK}

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	2026-05-18T02:01:09.130741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c8970a111d7e3e995cae8b4869598ba959fc8d9269f842190d0358f91d7cefa

Aliases

arxiv: 1107.5429 · arxiv_version: 1107.5429v2 · doi: 10.48550/arxiv.1107.5429 · pith_short_12: PSEXBIIR27R6 · pith_short_16: PSEXBIIR27R6TFOK · pith_short_8: PSEXBIIR

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/PSEXBIIR27R6TFOK5C2INFMYXK \
  | 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: 7c8970a111d7e3e995cae8b4869598ba959fc8d9269f842190d0358f91d7cefa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "863d980cffe750ba7f033d7a426eb4baf6d3e6220999ecf562b64055191efa74",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-07-27T10:13:41Z",
    "title_canon_sha256": "2651ecd5fd6282811a69d7c17d49e457c279b11436cab22417a60a1a01c0ee44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5429",
    "kind": "arxiv",
    "version": 2
  }
}