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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 2ND DEO Award a ₱2.9M contract to A. DE GUIA CONSTRUCTIONNational agencies
Transaction hash:
f9d3d4a9c8d1e20ebd2adaef6a530f071262be204177ce6e556a750f50a1f646
Status:
Included and unchanged
Block:
#2,777 3,236 blocks after it
Position in block:
Transaction 166 of 169
Award day:
Jun 28, 2016 (10 yrs 4 mo ago)
Value:
₱2,879,493.04
Project:
16BF0080
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 #2,777 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ISABELA 2ND DEO awarded it to A. DE GUIA CONSTRUCTION on 2016-06-28.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 f9d3d4a9c8…a1f646now …
- 2. Block Merkle root changedstored bbb393402f…332873now …
- 3. Block #2777 hash changedstored 19be86667e…cdb2a5now …
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 168 records. Each step hashes the current value together with the sibling shown.
- leaf f9d3d4a9c8d1e20ebd2adaef6a530f071262be204177ce6e556a750f50a1f646
- 01 R fa32c90e164ce125bc9209220793dede4da782498dcfe430674598d4d070fe31
- 02 L 3fed01d9e401ed17f5ae300e19ed388a3392ed2068648639a9d69e146c593399
- 03 L 3130c9b6fabdc63aeb36b6d8be48a3c50a9e72f91f54090e6d74ca8cb3fb642b
- 04 R 32ebb97c0d378ccc5a9061eca35117b56c0f87a0c6f3a68bdefe8a67f09d2838
- 05 R 209598b137de6cff447dbd0865c14b40d0334276914cea3dca4a9eb092809c0b
- 06 L c8681203268354936c9c6b219c26d51f24cfc2972476afb7c239704979e3e88f
- 07 R 9c919c0deef9a5872e298704b14138b4e27555aedfd2512685d42db795358e59
- 08 L 36162b9354ebd674609a61b7ff0e273d8b965f88c69a27a4e0b04229b9ef0172
- root bbb393402fed5e9146be290289b7349373c232a023f17de4533389bd78332873