Pith Number

pith:PEFDMOKQ

pith:2012:PEFDMOKQ7LZ3POPQUQW6MMO4YU

not attested not anchored not stored refs pending

Ultrafast Optical Excitation of a Persistent Surface-State Population in the Topological Insulator Bi2Se3

Ian R. Fisher, James G. Analytis, Jonathan A. Sobota, Patrick S. Kirchmann, Shuolong Yang, Yulin Chen, Z.-X. Shen

arxiv:1203.3616 v1 · 2012-03-16 · cond-mat.mtrl-sci · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PEFDMOKQ7LZ3POPQUQW6MMO4YU}

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	2026-05-18T03:59:50.435674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

790a363950faf3b7b9f0a42de631dcc503ed1c9d60e77405a185d1a1e11b463e

Aliases

arxiv: 1203.3616 · arxiv_version: 1203.3616v1 · doi: 10.48550/arxiv.1203.3616 · pith_short_12: PEFDMOKQ7LZ3 · pith_short_16: PEFDMOKQ7LZ3POPQ · pith_short_8: PEFDMOKQ

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/PEFDMOKQ7LZ3POPQUQW6MMO4YU \
  | 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: 790a363950faf3b7b9f0a42de631dcc503ed1c9d60e77405a185d1a1e11b463e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "015e33d8f61ea115cfd78f1910216ef7113f5200746f011c2a16f36530e1c92f",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2012-03-16T04:54:42Z",
    "title_canon_sha256": "2d7da93aee47cdc85a2ababa4de71b55f7d633a15ca32b15388ee55e87b68556"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3616",
    "kind": "arxiv",
    "version": 1
  }
}