Pith Number

pith:FDFVNPLD

pith:2011:FDFVNPLDNWEBQNVNYYNC7LXOPH

not attested not anchored not stored refs pending

X-Ray Absorption Analysis of NGC3516: Appearance of Fast Components with Increased Source Flux

Ehud Behar, Tomer Holczer

arxiv:1111.6855 v1 · 2011-11-29 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FDFVNPLDNWEBQNVNYYNC7LXOPH}

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	2026-05-18T01:59:21.931989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28cb56bd636d881836adc61a2faeee79c9c442c8c39e0b8f7e8da4629e41582f

Aliases

arxiv: 1111.6855 · arxiv_version: 1111.6855v1 · doi: 10.48550/arxiv.1111.6855 · pith_short_12: FDFVNPLDNWEB · pith_short_16: FDFVNPLDNWEBQNVN · pith_short_8: FDFVNPLD

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/FDFVNPLDNWEBQNVNYYNC7LXOPH \
  | 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: 28cb56bd636d881836adc61a2faeee79c9c442c8c39e0b8f7e8da4629e41582f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ea6e94abbce5ea85e0310cf965590a08cc340c635aca7ecd45a6bc39dfbc344",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-11-29T15:32:23Z",
    "title_canon_sha256": "a25fd65359485b3a6094e7f4f26bdb7e28ae9d62524af25b8bd633001298c1dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.6855",
    "kind": "arxiv",
    "version": 1
  }
}