Pith Number

pith:DUT64KNY

pith:2015:DUT64KNYGK3FBXTR5IJN346IL4

not attested not anchored not stored refs pending

Few-cycle pulses from a graphene mode-locked all-fiber laser

A.C. Ferrari, D. Popa, D. Purdie, E. Lidorikis, F. Torrisi, G. Bonacchini, S. Milana, V. J. Wittwer, Z. Jiang

arxiv:1504.01682 v1 · 2015-04-07 · cond-mat.mes-hall · 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{DUT64KNYGK3FBXTR5IJN346IL4}

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	2026-05-18T01:35:00.646545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d27ee29b832b650de71ea12ddf3c85f1988b21ae085a0d956cbe7d7a8bf3527

Aliases

arxiv: 1504.01682 · arxiv_version: 1504.01682v1 · doi: 10.48550/arxiv.1504.01682 · pith_short_12: DUT64KNYGK3F · pith_short_16: DUT64KNYGK3FBXTR · pith_short_8: DUT64KNY

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/DUT64KNYGK3FBXTR5IJN346IL4 \
  | 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: 1d27ee29b832b650de71ea12ddf3c85f1988b21ae085a0d956cbe7d7a8bf3527

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "415034a2e6dcb87ed3bd493aad48494e8f28beabf4d4d4a31174aef5eb0c6770",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-04-07T17:42:55Z",
    "title_canon_sha256": "37c6f418ed0c0c117001f61b28d87d768335585fd2a25b6adf282ed6d6f4d1d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01682",
    "kind": "arxiv",
    "version": 1
  }
}