Pith Number

pith:Q2YRTFF5

pith:2007:Q2YRTFF5VPSB5NPPBTQAA5XFOB

not attested not anchored not stored refs pending

WEBT and XMM-Newton observations of 3C 454.3 during the post-outburst phase. Detection of the little and big blue bumps

C.M. Raiteri, et al, K. Nilsson, M.A. Ibrahimov, M. Villata, T. Pursimo, V.M. Larionov

arxiv:0708.2793 v1 · 2007-08-21 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q2YRTFF5VPSB5NPPBTQAA5XFOB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:28:55.962264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86b11994bdabe41eb5ef0ce00076e57051626ccc6ee60da9da58edfa334706b4

Aliases

arxiv: 0708.2793 · arxiv_version: 0708.2793v1 · doi: 10.48550/arxiv.0708.2793 · pith_short_12: Q2YRTFF5VPSB · pith_short_16: Q2YRTFF5VPSB5NPP · pith_short_8: Q2YRTFF5

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/Q2YRTFF5VPSB5NPPBTQAA5XFOB \
  | 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: 86b11994bdabe41eb5ef0ce00076e57051626ccc6ee60da9da58edfa334706b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53d7091c38c8a4caf038dcaf0a9f63d281fd5a18d0e744ac3b5f095a54514117",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-08-21T09:37:55Z",
    "title_canon_sha256": "586bcd47ca34084814706df8a79930793e2d3d4d21d0924f3e87a3e120db8a0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.2793",
    "kind": "arxiv",
    "version": 1
  }
}