Pith Number

pith:I5DZQ7W5

pith:2009:I5DZQ7W5P65I37QC4DJARVTMJU

not attested not anchored not stored refs pending

Simultaneous multiwavelength observations of the second exceptional gamma-ray flare of PKS 2155-304 in July 2006

et al, HESS Collaboration: F. Aharonian

arxiv:0906.2002 v1 · 2009-06-10 · 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{I5DZQ7W5P65I37QC4DJARVTMJU}

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	2026-05-18T02:13:20.891690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4747987edd7fba8dfe02e0d208d66c4d0f5c7e80b34ca1fedb29761f3d3020ab

Aliases

arxiv: 0906.2002 · arxiv_version: 0906.2002v1 · doi: 10.48550/arxiv.0906.2002 · pith_short_12: I5DZQ7W5P65I · pith_short_16: I5DZQ7W5P65I37QC · pith_short_8: I5DZQ7W5

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/I5DZQ7W5P65I37QC4DJARVTMJU \
  | 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: 4747987edd7fba8dfe02e0d208d66c4d0f5c7e80b34ca1fedb29761f3d3020ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "656c18e0cd08940b2cfcb3359166d0ca8bc8746bd35ebbc894d7440199bc415e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-10T20:29:31Z",
    "title_canon_sha256": "dd2d396c63790043e95480398abc90a7046aea23d569954d651ed11ee2340127"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2002",
    "kind": "arxiv",
    "version": 1
  }
}