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 - SAMAR 1ST DEO Award a ₱17.4M contract to CDU CONSTRUCTIONNational agencies
Transaction hash:
891b3a1c2acbdab3f4ee03ff9ec0e7d2d7f1b4d91679d090a54e0505303f5d2e
Status:
Included and unchanged
Block:
#2,002 4,011 blocks after it
Position in block:
Transaction 55 of 95
Award day:
Feb 17, 2014 (12 yrs 8 mo ago)
Value:
₱17,360,626.78
Project:
REHABILITATION OF FLOOD CONTROL STRUCTURE BRGY. C
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 #2,002 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 - SAMAR 1ST DEO awarded it to CDU CONSTRUCTION on 2014-02-17.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 891b3a1c2a…3f5d2enow …
- 2. Block Merkle root changedstored 5bef350cc8…82c5fdnow …
- 3. Block #2002 hash changedstored 4451ad21ba…273b47now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 94 records. Each step hashes the current value together with the sibling shown.
- leaf 891b3a1c2acbdab3f4ee03ff9ec0e7d2d7f1b4d91679d090a54e0505303f5d2e
- 01 L 82aeb629810fb5972b3579b66c06dcf3abf76c18dca5bad695bd304efe09a13d
- 02 L aaf1a2516751012f6aeb16ea740b09c681f1ea77214bed39e0cd72cd51fa3067
- 03 L a1f52e2e80f6d30183deb76d77bb11fc8fc0d5a522b170ca75bdacaddbd85145
- 04 R 7a2e719ed7f30b01039e0f5df0e9e99169cc2f3ecee7f13e1f15d5688cd99210
- 05 L 30e007dc5a86c040f28e853f69e7f0ee8350eccfc1b5f5adb1f2f329c27bac68
- 06 L 7d4c023641b45adc4a952162500c177d8b31dd93a2fe8ff0cfe0a4d73576794a
- 07 R ff17e6775a099897099fe6d5f2c487ffee00352455ecab79700e8561180da71f
- root 5bef350cc823583ac26ff2cb5f95c002c9836943baad2959cce8b100e682c5fd