Pith Number

pith:F7D65IP5

pith:2008:F7D65IP56LA56ZXTIXSPJV4YWA

not attested not anchored not stored refs pending

Simultaneous H.E.S.S. and Chandra observations of Sagittarius A* during an X-ray flare

et al, H.E.S.S. Collaboration: F. Aharonian

arxiv:0812.3762 v1 · 2008-12-19 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F7D65IP56LA56ZXTIXSPJV4YWA}

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	2026-05-18T02:15:04.317071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fc7eea1fdf2c1df66f345e4f4d798b02ad8f31a768986d99427c269319e0e4f

Aliases

arxiv: 0812.3762 · arxiv_version: 0812.3762v1 · doi: 10.48550/arxiv.0812.3762 · pith_short_12: F7D65IP56LA5 · pith_short_16: F7D65IP56LA56ZXT · pith_short_8: F7D65IP5

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/F7D65IP56LA56ZXTIXSPJV4YWA \
  | 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: 2fc7eea1fdf2c1df66f345e4f4d798b02ad8f31a768986d99427c269319e0e4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8336ea53f56395a112e7507753ecec297929ab8cdd89744745231ed612684460",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-19T11:44:38Z",
    "title_canon_sha256": "9148ee7bdf1f8399d2529e2ae59b3f7ee6fe02d369f95c8037f9633eeaf92ac5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.3762",
    "kind": "arxiv",
    "version": 1
  }
}