Pith Number

pith:ZDDLRW5P

pith:2017:ZDDLRW5PXUI7B4ZUYNGAP6NFYN

not attested not anchored not stored refs pending

The genealogical tree of ethanol: gas-phase formation of glycolaldehyde, acetic acid and formic acid

Bertrand Lefloch, Cecilia Ceccarelli, Claudio Codella, Cristina Puzzarini, Dimitrios Skouteris, Fanny Vazart, Nadia Balucani, Vincenzo Barone

arxiv:1712.08938 v1 · 2017-12-24 · astro-ph.SR

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

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	2026-05-18T00:22:23.475545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8c6b8dbafbd11f0f334c34c07f9a5c34ca84ceb34a8c764bb50ce1401564efc

Aliases

arxiv: 1712.08938 · arxiv_version: 1712.08938v1 · doi: 10.48550/arxiv.1712.08938 · pith_short_12: ZDDLRW5PXUI7 · pith_short_16: ZDDLRW5PXUI7B4ZU · pith_short_8: ZDDLRW5P

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/ZDDLRW5PXUI7B4ZUYNGAP6NFYN \
  | 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: c8c6b8dbafbd11f0f334c34c07f9a5c34ca84ceb34a8c764bb50ce1401564efc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9271874c4f6ec2ed7a6ab499000bf42d9e3821f56ce4e0ec71a0d7b5d1312f80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-12-24T15:18:41Z",
    "title_canon_sha256": "f0eaeba725eda94623275736baef876fae6da531f5728dd150368d9c4f31044e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08938",
    "kind": "arxiv",
    "version": 1
  }
}