Pith Number

pith:FJWSXVHM

pith:2026:FJWSXVHMYVOPFUCASLLRTOU7JF

not attested not anchored not stored refs pending

Boundary observables in string field theory

Carlo Maccaferri, Jakub Vo\v{s}mera, Klaus Kaja, Ulisses Portugal

arxiv:2607.02454 v1 · 2026-07-02 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FJWSXVHMYVOPFUCASLLRTOU7JF}

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	2026-07-03T01:17:59.634274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a6d2bd4ecc55cf2d04092d719ba9f4973a61d7a6d5448ad10fa9ab8e5971119

Aliases

arxiv: 2607.02454 · arxiv_version: 2607.02454v1 · doi: 10.48550/arxiv.2607.02454 · pith_short_12: FJWSXVHMYVOP · pith_short_16: FJWSXVHMYVOPFUCA · pith_short_8: FJWSXVHM

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/FJWSXVHMYVOPFUCASLLRTOU7JF \
  | 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: 2a6d2bd4ecc55cf2d04092d719ba9f4973a61d7a6d5448ad10fa9ab8e5971119

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e74b2a1a812eedd571ff8d59252f0db72f50a319461c505776547f91737b19dc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2026-07-02T17:23:31Z",
    "title_canon_sha256": "190723febf403d172bdffe40d71c150ea64da5f55c15f392af54bbf9581029f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02454",
    "kind": "arxiv",
    "version": 1
  }
}