Pith Number

pith:GLND4MMW

pith:2017:GLND4MMWZCUHHCP2ASUAOI2NVV

not attested not anchored not stored refs pending

How well do experience curves predict technological progress? A method for making distributional forecasts

Aimee Gotway Bailey, Dylan Rebois, Fran\c{c}ois Lafond, Jan David Bakker, J. Doyne Farmer, Patrick McSharry, Rubina Zadourian

arxiv:1703.05979 v2 · 2017-03-17 · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GLND4MMWZCUHHCP2ASUAOI2NVV}

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	2026-05-18T00:05:14.714587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32da3e3196c8a87389fa04a807234dad62116ae2ea5e5e33eec0aa51381a2d3f

Aliases

arxiv: 1703.05979 · arxiv_version: 1703.05979v2 · doi: 10.48550/arxiv.1703.05979 · pith_short_12: GLND4MMWZCUH · pith_short_16: GLND4MMWZCUHHCP2 · pith_short_8: GLND4MMW

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/GLND4MMWZCUHHCP2ASUAOI2NVV \
  | 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: 32da3e3196c8a87389fa04a807234dad62116ae2ea5e5e33eec0aa51381a2d3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98616c018ad5deb52105b416bc6c8911a9fce18760d5eed83f773d6bec5dcbc5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.EC",
    "submitted_at": "2017-03-17T11:59:36Z",
    "title_canon_sha256": "5e064c974145125a1213f50381ff139a4d4a85a8f9ab0bf24b284fda716c22f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05979",
    "kind": "arxiv",
    "version": 2
  }
}