Pith Number

pith:YF4THFIQ

pith:2016:YF4THFIQR6ECFLL4QQNRM4HGS5

not attested not anchored not stored refs pending

The semi-classical energy of open Nambu-Goto strings

Jochen Zahn

arxiv:1605.07928 v4 · 2016-05-25 · hep-th · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YF4THFIQR6ECFLL4QQNRM4HGS5}

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	2026-05-18T00:19:31.200383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1793395108f8822ad7c841b1670e6974d9115539da10cfa60bb930dab28b8d8

Aliases

arxiv: 1605.07928 · arxiv_version: 1605.07928v4 · doi: 10.48550/arxiv.1605.07928 · pith_short_12: YF4THFIQR6EC · pith_short_16: YF4THFIQR6ECFLL4 · pith_short_8: YF4THFIQ

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/YF4THFIQR6ECFLL4QQNRM4HGS5 \
  | 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: c1793395108f8822ad7c841b1670e6974d9115539da10cfa60bb930dab28b8d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baf4dbae7f10c04f9bb22b929302df170865a553080afc2f2ee0bcf58fa43ba6",
    "cross_cats_sorted": [
      "gr-qc",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-05-25T15:14:43Z",
    "title_canon_sha256": "83ceca588164f3df53a0dae2d5ad84476e64b73ce16385fd61568d7fb23a1421"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07928",
    "kind": "arxiv",
    "version": 4
  }
}