Pith Number

pith:WSIFE5KT

pith:2009:WSIFE5KTIGJUIPDMJETZXFYS7C

not attested not anchored not stored refs pending

Measurement of binding energy of negatively charged excitons in GaAs/AlGaAs quantum wells

I.V. Kukushkin, V.V. Solovyev

arxiv:0906.5612 v1 · 2009-06-30 · cond-mat.str-el · 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{WSIFE5KTIGJUIPDMJETZXFYS7C}

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	2026-05-18T02:13:11.631123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4905275534193443c6c49279b9712f89adc8de4a8ee683f3012cd0f33c25495

Aliases

arxiv: 0906.5612 · arxiv_version: 0906.5612v1 · doi: 10.48550/arxiv.0906.5612 · pith_short_12: WSIFE5KTIGJU · pith_short_16: WSIFE5KTIGJUIPDM · pith_short_8: WSIFE5KT

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/WSIFE5KTIGJUIPDMJETZXFYS7C \
  | 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: b4905275534193443c6c49279b9712f89adc8de4a8ee683f3012cd0f33c25495

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edd39267a0e4e0cc19f77c8459f49acdcd466948643015dcf96d958bde55f8cb",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2009-06-30T19:26:48Z",
    "title_canon_sha256": "b6023baacdcfcea1e56b64fa4be478980b4222f4e4d5153ae3956d3faf2198e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.5612",
    "kind": "arxiv",
    "version": 1
  }
}