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
PROVINCE OF PAMPANGA Award a ₱1.9M contract to ALFREDO D. SANTOS CONSTRUCTIONProvinces
Transaction hash:
2fed2fef3140f7a10f8f99ca23ee3a73cc56ff57fa6fdeece19a4df4e99bdd73
Status:
Included and unchanged
Block:
#2,423 3,590 blocks after it
Position in block:
Transaction 7 of 46
Award day:
Jun 3, 2015 (11 yrs 5 mo ago)
From:
Value:
₱1,941,833.91
Project:
15-0736 To supply labor, materials and necessary t
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 #2,423 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)PROVINCE OF PAMPANGA awarded it to ALFREDO D. SANTOS CONSTRUCTION on 2015-06-03.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)COA's CY2024 audit of Pampanga gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 2fed2fef31…9bdd73now …
- 2. Block Merkle root changedstored 14c6532031…c7ef4bnow …
- 3. Block #2423 hash changedstored 00953a8187…b961aenow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 45 records. Each step hashes the current value together with the sibling shown.
- leaf 2fed2fef3140f7a10f8f99ca23ee3a73cc56ff57fa6fdeece19a4df4e99bdd73
- 01 L 2cce2cacbc43849ceb3c13a37292ac0a29ad7eaec3e970be7c8858aaeca35278
- 02 L a8bd88b3c2741cc4eb0303ac94c32e3fe981789a8fecf5c801a55660828b01e5
- 03 L 7483a6948c4d585d7f43fe7bdbaecf8a8a777a1c9d82908fecdbc97c649bc120
- 04 R 830cff24419b1e0c3a8ae704d2c846b47902f7707b26ba27b0941fb230f5f598
- 05 R f6e931a47b0563e0e7a5c04bb8ac1cd17cdb55f22bcfd7af089da8e1d7258c8d
- 06 R 5ea96e8733abfeb322eb09af9b8cf8034b0ccfeb40dee57ff13ce82b07dad65c
- root 14c6532031389a0c157e9a2dd659da9d6d80f52e334587ce2e9c8ebe91c7ef4b