Pith Number

pith:I3CEWOT5

pith:2010:I3CEWOT5WY2NUPL7WT2MQCTJQX

not attested not anchored not stored refs pending

Direct measurement of the electron density of extended femtosecond laser pulse-induced filaments

H.M. Milchberg, S. Varma, T. M. Antonsen, Y.-H. Chen

arxiv:1008.1642 v2 · 2010-08-10 · physics.plasm-ph · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I3CEWOT5WY2NUPL7WT2MQCTJQX}

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	2026-05-18T02:05:49.903400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46c44b3a7db634da3d7fb4f4c80a6985ff331e711cbaf2084ce3f440765f4cf6

Aliases

arxiv: 1008.1642 · arxiv_version: 1008.1642v2 · doi: 10.48550/arxiv.1008.1642 · pith_short_12: I3CEWOT5WY2N · pith_short_16: I3CEWOT5WY2NUPL7 · pith_short_8: I3CEWOT5

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/I3CEWOT5WY2NUPL7WT2MQCTJQX \
  | 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: 46c44b3a7db634da3d7fb4f4c80a6985ff331e711cbaf2084ce3f440765f4cf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f3535e4deafaf8186d2686227dc092da869f6996f27db3f1677bf9a6e05d040",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2010-08-10T07:42:54Z",
    "title_canon_sha256": "2037f89745bca13476fcd638ab049a6ca501f2609fefce2cf90c0977e0941819"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.1642",
    "kind": "arxiv",
    "version": 2
  }
}