Pith Number

pith:2V4VGCX7

pith:2009:2V4VGCX7QDOOETJFEQIURFVW3H

not attested not anchored not stored refs pending

Intermediate-field two-photon absorption enhancement by shaped femtosecond pulses with spectral phases of antisymmetric nature

Andrey Gandman, Leonid Rybak, Lev Chuntonov, Zohar Amitay

arxiv:0910.3777 v1 · 2009-10-20 · physics.atom-ph · physics.chem-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{2V4VGCX7QDOOETJFEQIURFVW3H}

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	2026-05-18T02:11:13.946700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d579530aff80dce24d2524114896b6d9ea30caa87038284e37dfc5b6bf4731d2

Aliases

arxiv: 0910.3777 · arxiv_version: 0910.3777v1 · doi: 10.48550/arxiv.0910.3777 · pith_short_12: 2V4VGCX7QDOO · pith_short_16: 2V4VGCX7QDOOETJF · pith_short_8: 2V4VGCX7

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/2V4VGCX7QDOOETJFEQIURFVW3H \
  | 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: d579530aff80dce24d2524114896b6d9ea30caa87038284e37dfc5b6bf4731d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c087b05b863b48d86e382d44cedde8a706686a375e60a5cbd3391ab7bcd182ab",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2009-10-20T09:13:22Z",
    "title_canon_sha256": "1fb1473d3b89bd163628c7784a28be00dd5157cb82e0db118886c4f89459eb9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3777",
    "kind": "arxiv",
    "version": 1
  }
}