DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
BARANGAY SAN RAMON - BULAN, SORSOGON Award a ₱137.6K contract to TIONGBIO CONSTRUCTIONBarangays
Transaction hash:
a54cd4e9d7e82ae46747afbb026451c3bf383fa103e851c9dae40619cbd8bbd5
Status:
Included and unchanged
Block:
#5,935 78 blocks after it
Position in block:
Transaction 147 of 215
Award day:
Aug 15, 2025 (1 yr 2 mo ago)
Value:
₱137,596.35
Project:
IMPROVEMENT OF STREETLIGHTS
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,935 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)BARANGAY SAN RAMON - BULAN, SORSOGON awarded it to TIONGBIO CONSTRUCTION on 2025-08-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored a54cd4e9d7…d8bbd5now …
- 2. Block Merkle root changedstored 7811e7981a…73d6afnow …
- 3. Block #5935 hash changedstored 30c31d4bfd…3c2121now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 214 records. Each step hashes the current value together with the sibling shown.
- leaf a54cd4e9d7e82ae46747afbb026451c3bf383fa103e851c9dae40619cbd8bbd5
- 01 L a4f9de8d4abf5d1466647584fcf1d98393968ff567dc49540be8136c4fd23ab8
- 02 L 2488674179e612dff985dd5af0a918cf5d25104f87e96acc64c4fec90d8000e8
- 03 R f7a8964e0d031eb5bdc5933b32ecae4c9f639692287aead8629ea89f5d48c71e
- 04 R 9678dfe42bc5e1a27322f319785261d12b058fca7bc184f073520c67f83f6a02
- 05 L 9cad68220068e2b8a3a2f6e25db4a9a136a2284046f706dfa30b2a38b94d40f5
- 06 R 18b49817bed4eb0321369ab2b6b408504cbfaa234e17afd10c948ee712c14095
- 07 R 4ddfa44fd17283e6e9b0f9399ef3bb20c169bbc84d699f7cb35e9e54f4764871
- 08 L 49de3f97b1866a92ffe3a3352f6bea162f0c2c33738df976ad34cfbf02ca4093
- root 7811e7981a1a72dc7f031843549da034913f35ecde4a2ec0d56d04a50673d6af