Pith Number

pith:VA3WJERN

pith:2010:VA3WJERNWFCDK2Y42RPDB4PA7W

not attested not anchored not stored refs pending

Image Reconstruction with Analytical Point Spread Functions

(2) THEMIS, A. Asensio Ramos (1), A. Lopez Ariste (2) ((1) Instituto de Astrofisica de Canarias, CNRS UPS 853)

arxiv:1004.3278 v1 · 2010-04-19 · astro-ph.IM · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VA3WJERNWFCDK2Y42RPDB4PA7W}

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	2026-05-18T02:07:56.687973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a83764922db144356b1cd45e30f1e0fd85f91ff0b6463b9ab1232b42457dd7a5

Aliases

arxiv: 1004.3278 · arxiv_version: 1004.3278v1 · doi: 10.48550/arxiv.1004.3278 · pith_short_12: VA3WJERNWFCD · pith_short_16: VA3WJERNWFCDK2Y4 · pith_short_8: VA3WJERN

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/VA3WJERNWFCDK2Y42RPDB4PA7W \
  | 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: a83764922db144356b1cd45e30f1e0fd85f91ff0b6463b9ab1232b42457dd7a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a61ef55a9094faa75cf089c099343ee8cc4dc44aba393b0f2cdaba96b35bcc04",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-04-19T18:42:54Z",
    "title_canon_sha256": "e353096dbe6d319c8540614e2da3437b12153dfda1eeb13dc909cd1a7aebd54d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.3278",
    "kind": "arxiv",
    "version": 1
  }
}