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 JUAN, ALEGRIA, SURIGAO DEL NORTE Award a ₱3.6M contract to ATTARA CONSTRUCTION SERVICESBarangays
Transaction hash:
e5d32be18ffefcc6f599808e90c8620e79b061884442d946132326fbb4250060
Status:
Included and unchanged
Block:
#5,928 85 blocks after it
Position in block:
Transaction 17 of 20
Award day:
Aug 5, 2025 (1 yr 3 mo ago)
Value:
₱3,604,017.67
Project:
Construction Project
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 #5,928 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 JUAN, ALEGRIA, SURIGAO DEL NORTE awarded it to ATTARA CONSTRUCTION SERVICES on 2025-08-05.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 e5d32be18f…250060now …
- 2. Block Merkle root changedstored b3c9dcd34e…4b3acfnow …
- 3. Block #5928 hash changedstored 3c837fc6aa…a7b71enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 19 records. Each step hashes the current value together with the sibling shown.
- leaf e5d32be18ffefcc6f599808e90c8620e79b061884442d946132326fbb4250060
- 01 L d8474418d4933ca3e740a2a54acd3eeeb8c21215409a86cb3491b17beb03d61d
- 02 R 9b8cb7fb36565879129c79fc1aa43caee02b2bd8384a689617a48cd2da21b3ee
- 03 R 89fa0ef264c6469d8cf48ae50b96a20931cf25bb18ff1a7f722bf1bec1d53d08
- 04 R 45f8915c367e21629980f630e5fa703bd3ab1a2a147bdcd36239fcac0d93ac9e
- 05 L 94f359ccfd0f75c7250d2095e29919eab332357f1e63d7988faf8f3dddfa5e6b
- root b3c9dcd34e260457f7d039dcc667fede0b903f11df764511a2430e9a724b3acf