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 - REGION XII - COTAB Award a ₱7.2M contract to BRE CONSTRUCTIONNational agencies
Transaction hash:
64e192f36638cb826431eb92a5f12cea074e3198d64b244cd86d4cbfe1701637
Status:
Included and unchanged
Block:
#3,275 2,738 blocks after it
Position in block:
Transaction 278 of 709
Award day:
Dec 15, 2017 (8 yrs 10 mo ago)
Value:
₱7,203,264.20
Project:
Contract ID 17MA0023
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 #3,275 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 - REGION XII - COTAB awarded it to BRE CONSTRUCTION on 2017-12-15.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 64e192f366…701637now …
- 2. Block Merkle root changedstored 818483a319…5b62a3now …
- 3. Block #3275 hash changedstored f0795061a5…c69b05now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 708 records. Each step hashes the current value together with the sibling shown.
- leaf 64e192f36638cb826431eb92a5f12cea074e3198d64b244cd86d4cbfe1701637
- 01 R 65005bef20b9a6a26b34ab698c3705351f01d34159b9a82497033354bba6e586
- 02 L 6f0d27256633b792c166c3e9dc14c7b03777c2b9b883ae3b185c7343ac1b2afe
- 03 L 71d14b97fa0ec278226a92ccd66591d5ce07d82bec15fb15b48e7fba8271a434
- 04 R c6056ef57650cd4e7992b226bca985324341717bc85b77e991b218de020c777a
- 05 L b5c4f9c0c26b6473a9376375e3868349675237c2bdae980ba723303988d93711
- 06 R f9cda7e572150e2f407d7f1d5f7d76e808f5d8c52976d7f6fa822733d3f19417
- 07 R 7faaa48bfb8681589a2ed1295e3e2640a51b87ab1d986a25ae6a7382d4ed47af
- 08 R d1995356c6e903a6b044a87af57da70d534a625ad008b6dddfaf202e61339547
- 09 L 245fc6e0b6f7d84533f8348f9210132bcc3fb0f637645c29ac1e38917fdd5b70
- 10 R 42e8b77268a473e28f67a583efd93410cb581073456752f003c62ed9e86853bb
- root 818483a319f0453bfca1781cb820a2469afe7bee96dfa488d0915b38905b62a3