Pith Number

pith:3WTAEIZF

pith:2010:3WTAEIZFGYI3UPFUOT6IOPE5KU

not attested not anchored not stored refs pending

Innovations in the Analysis of Chandra-ACIS Observations

Eric D. Feigelson, Franz E. Bauer, Gordon P. Garmire, Konstantin V. Getman, Leisa K. Townsley, Patrick S. Broos

arxiv:1003.2397 v1 · 2010-03-11 · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WTAEIZFGYI3UPFUOT6IOPE5KU}

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	2026-05-18T02:08:34.880898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dda60223253611ba3cb474fc873c9d551bfd2fde3eceeffba8ae2ceab93c1282

Aliases

arxiv: 1003.2397 · arxiv_version: 1003.2397v1 · doi: 10.48550/arxiv.1003.2397 · pith_short_12: 3WTAEIZFGYI3 · pith_short_16: 3WTAEIZFGYI3UPFU · pith_short_8: 3WTAEIZF

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/3WTAEIZFGYI3UPFUOT6IOPE5KU \
  | 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: dda60223253611ba3cb474fc873c9d551bfd2fde3eceeffba8ae2ceab93c1282

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1df229157256bb16598d144bfc38649efe7c297ce1d6eae18b133916acb09995",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-03-11T19:29:20Z",
    "title_canon_sha256": "e5aca752691f3cadbbbac399a4cbe94f2c806fcd72b27a9afb3ab1d838c61dfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.2397",
    "kind": "arxiv",
    "version": 1
  }
}