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 - DAVAO DEL NORTE DE Award a ₱2.9M contract to LLM CONCRETE PRODUCTSNational agencies
Transaction hash:
7a502ea57d5b1545d7053c8ade15fc2861236d2ea6e19e54690200cf1950815e
Status:
Included and unchanged
Block:
#3,053 2,960 blocks after it
Position in block:
Transaction 127 of 242
Award day:
Apr 20, 2017 (9 yrs 6 mo ago)
Value:
₱2,909,999.07
Project:
Repair and Maintenance of National Road and Bridge
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 #3,053 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 - DAVAO DEL NORTE DE awarded it to LLM CONCRETE PRODUCTS on 2017-04-20.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 7a502ea57d…50815enow …
- 2. Block Merkle root changedstored afeb94fb2c…cf6a4bnow …
- 3. Block #3053 hash changedstored c3a4014a8d…f2451anow …
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 241 records. Each step hashes the current value together with the sibling shown.
- leaf 7a502ea57d5b1545d7053c8ade15fc2861236d2ea6e19e54690200cf1950815e
- 01 L 797288e3f101c015d5319a1623fa816e9bbf95ea18b996f0ce57e9a53a736e7e
- 02 L f69a326c8d9ef1027f85aae17e362d3ec5a1d25b1fe38817bf8da8134dc04b85
- 03 L 8f7799ac3ea945198522062e556c1f2fa9abf6ecd161dc82170af5933ebbece9
- 04 L 97793afce669b657c55a047bc07fa7497fce9e922ceab9a176476ed4c58b5a8e
- 05 L cc625d49491233c5cd00e832e54462919a33e73acf95b56dbfd65a3b8a180769
- 06 L 3bf5548bb33e812aa6a1c8919dcb3543a30a6135f696a6b4730476df0547f729
- 07 L 76864ba65560023a9afe59f6b5a0e3f2de2a81b8c32b77138cc713c81e5b4949
- 08 R 6ce3862217416751a5fc75151ddcb9104974d1d147942586babe76c2dbd08aa3
- root afeb94fb2c2965a04dc8f83c00f640cc95c21da2983641197a7fb54950cf6a4b