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 - CAMARINES NORTE ED Award a ₱1.9M contract to GREAT WALL ENGINEERINGNational agencies
Transaction hash:
037873a2c8eb33d2f901a245c0cebe9d5652794563f77e3c72b98ef4438c290a
Status:
Included and unchanged
Block:
#3,054 2,959 blocks after it
Position in block:
Transaction 2 of 182
Award day:
Apr 21, 2017 (9 yrs 6 mo ago)
Value:
₱1,881,186.50
Project:
17FC0082
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 #3,054 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)DPWH lists the funding source as "Regular Infra - GAA 2017 LFP", i.e. the FY2017 GAA. The exact UACS line is not given.Partly
- 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 - CAMARINES NORTE ED awarded it to GREAT WALL ENGINEERING on 2017-04-21.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17FC0082: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2017-09-23). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 037873a2c8…8c290anow …
- 2. Block Merkle root changedstored 0b922b7d7e…19d011now …
- 3. Block #3054 hash changedstored 5424f10caa…961d00now …
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 181 records. Each step hashes the current value together with the sibling shown.
- leaf 037873a2c8eb33d2f901a245c0cebe9d5652794563f77e3c72b98ef4438c290a
- 01 R 06dc4ddb1d66663814d2957f0ed915581dc9991dfd606a7bda909d23e6e3c321
- 02 L 977665c721c81e4353167f67cadc0a9820f08d25f88a977b172423dcd4911741
- 03 R 6e7dc54c7ac4f8702d501bf5e01fc9fac874e321bccfbfb8d421af3026e936cf
- 04 R 433eb2cab058b59262e0184eb6ada3a8a5b40dc11f3e8c2a6075faf9de77b23e
- 05 R 28734ea4f045f0411bc1920a562fe1ccb798a0100f3878255a41c0004a214f8c
- 06 R 0c2e82e9b0a099d352622e4467597aa9c5517be05c08d2709cdb1b3059babcb8
- 07 R d5876ffdfdf353358aafa46a1b5d0c0a833e5192b0f893e7a09c4b4b04521a4b
- 08 R c2987d020659d5cfb5fd0a16a54247df2262eccdb88fbb18090ff7d43e1ee41c
- root 0b922b7d7e5c4a90429ea5b0b8dc6fc4a045c464be5091f9cc0a89d4c219d011