Pith Number

pith:ASSCT6OY

pith:2015:ASSCT6OYSVXWHEP3J4377EZZIA

not attested not anchored not stored refs pending

Modeling crater formation in femtosecond-pulse laser damage from basic principles

Douglass W. Schumacher, Enam A. Chowdhury, Robert A. Mitchell

arxiv:1502.07722 v1 · 2015-02-26 · physics.optics · physics.plasm-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{ASSCT6OYSVXWHEP3J4377EZZIA}

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	2026-05-18T01:17:20.599066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04a429f9d8956f6391fb4f37ff933940133e1051defdc11a53fb6e879d3ded2a

Aliases

arxiv: 1502.07722 · arxiv_version: 1502.07722v1 · doi: 10.48550/arxiv.1502.07722 · pith_short_12: ASSCT6OYSVXW · pith_short_16: ASSCT6OYSVXWHEP3 · pith_short_8: ASSCT6OY

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/ASSCT6OYSVXWHEP3J4377EZZIA \
  | 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: 04a429f9d8956f6391fb4f37ff933940133e1051defdc11a53fb6e879d3ded2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "547eb8ebd97ab9edac03013cff2866b196e7d42b1582b18278b9fc3708840099",
    "cross_cats_sorted": [
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2015-02-26T20:34:21Z",
    "title_canon_sha256": "e96fc400543818c785ff96e545f3a5371493d54d4d46fc31819997fee5d3e3a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07722",
    "kind": "arxiv",
    "version": 1
  }
}