Pith Number

pith:4VZV6DGV

pith:2012:4VZV6DGVLPSRLSKQ6KJ2KADPJP

not attested not anchored not stored refs pending

High-energy observations of black hole binaries with the INTEGRAL satellite

Melania Del Santo

arxiv:1209.2880 v1 · 2012-09-13 · astro-ph.HE · 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{4VZV6DGVLPSRLSKQ6KJ2KADPJP}

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	2026-05-18T01:54:29.534152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5735f0cd55be515c950f293a5006f4bc7f2f90d18b64f2711eb97592eecd25c

Aliases

arxiv: 1209.2880 · arxiv_version: 1209.2880v1 · doi: 10.48550/arxiv.1209.2880 · pith_short_12: 4VZV6DGVLPSR · pith_short_16: 4VZV6DGVLPSRLSKQ · pith_short_8: 4VZV6DGV

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/4VZV6DGVLPSRLSKQ6KJ2KADPJP \
  | 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: e5735f0cd55be515c950f293a5006f4bc7f2f90d18b64f2711eb97592eecd25c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2340c798cdbede593f555350810416cac5d94e695b6a3f14fa699cd17718d46",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-09-13T13:07:31Z",
    "title_canon_sha256": "c4d9111e4bcf71f1867646c6443e787283a66066989d64b698744f02e38d6193"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2880",
    "kind": "arxiv",
    "version": 1
  }
}