Pith Number

pith:F2W5G5UP

pith:2015:F2W5G5UPLF637EGPT2M2V64IM7

not attested not anchored not stored refs pending

Electronic spectra of linear HC$_5$H and cumulene carbene H$_2$C$_5$

A. Nagy, J. Fulara, J. P. Maier, M. Steglich, S. Maity

arxiv:1506.08720 v1 · 2015-06-29 · physics.chem-ph · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F2W5G5UPLF637EGPT2M2V64IM7}

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	2026-05-18T01:37:43.558860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2eadd3768f597dbf90cf9e99aafb8867d8d0e7c846519c851491c91e5d142719

Aliases

arxiv: 1506.08720 · arxiv_version: 1506.08720v1 · doi: 10.48550/arxiv.1506.08720 · pith_short_12: F2W5G5UPLF63 · pith_short_16: F2W5G5UPLF637EGP · pith_short_8: F2W5G5UP

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/F2W5G5UPLF637EGPT2M2V64IM7 \
  | 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: 2eadd3768f597dbf90cf9e99aafb8867d8d0e7c846519c851491c91e5d142719

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a99d532b9d60a3dd589b01e4192209d62c992bc4ae99fb468c710acdaac393d8",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2015-06-29T16:32:34Z",
    "title_canon_sha256": "0fb9c7c167bb4e570c456825bc0ed7752836b910f35309fd0bb9543bc8e962de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08720",
    "kind": "arxiv",
    "version": 1
  }
}