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 - S. MINDORO ED Award a ₱485.8K contract to A.S. YANG CONSTRUCTIONNational agencies
Transaction hash:
a6fd0084fbc03f730cb2848920fd48839ea67a53ff100b324327dc3e951aea67
Status:
Included and unchanged
Block:
#1,847 4,166 blocks after it
Position in block:
Transaction 104 of 152
Award day:
Aug 30, 2013 (13 yrs 2 mo ago)
Value:
₱485,777.34
Project:
Maint,Rep & Rehab of DPWH DEO Dangay, Roxas,
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 #1,847 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 - S. MINDORO ED awarded it to A.S. YANG CONSTRUCTION on 2013-08-30.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 a6fd0084fb…1aea67now …
- 2. Block Merkle root changedstored 8170100674…94e395now …
- 3. Block #1847 hash changedstored 6ef05e0d3c…884cc4now …
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 151 records. Each step hashes the current value together with the sibling shown.
- leaf a6fd0084fbc03f730cb2848920fd48839ea67a53ff100b324327dc3e951aea67
- 01 R a70534075120507f9e854508ca920890d44a80f6e0aa80a8b27b53c051cc4863
- 02 R d4dd00f2f16576abb217ef80230dc9321361ca129374b865dc42277b35ac54ca
- 03 R 177e0f7d0a148cac4dc6112910ce34ab94d94e1f38a6540501d5b3727fc17f0f
- 04 L c217430af30586eb60a29240a3b72cb43693fddf0ad381c09ceb45d4edb5b13e
- 05 R 1250e6b0c44c1ebae5a92745e6d3fa08bd70845805dcceccb2dc79a7bbf3d536
- 06 L fae2ae77d9216176926e98766315d5c1f5836321aea560e27d78785d14384c1a
- 07 L fc6ff6647d43288f20bb83f53c9bba32add62bb0bf44c0cc8dce1f0fbeaa9236
- 08 R a147a38a04dab5f8f80a347a44b1c679fe6463d335969b9f3dac5fd8dfe45dff
- root 8170100674f28b0602dfe18c1accef8b4328ae5df27d05c15c594c10a494e395