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 - ISABELA 2ND DEO Award a ₱2.7M contract to CAMBERWELL CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
b9efb170c11769a205a76daa8d50a7b8edec3c49cbcc0d91a9bec2e869279fae
Status:
Included and unchanged
Block:
#3,889 2,124 blocks after it
Position in block:
Transaction 187 of 278
Award day:
Sep 27, 2019 (7 yrs 1 mo ago)
Value:
₱2,668,852.58
Project:
19BF0109
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 #3,889 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 - ISABELA 2ND DEO awarded it to CAMBERWELL CONSTRUCTION AND SUPPLIES on 2019-09-27.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 b9efb170c1…279faenow …
- 2. Block Merkle root changedstored 5911f4fde9…dcd6e7now …
- 3. Block #3889 hash changedstored dfa70886f8…e6256anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 277 records. Each step hashes the current value together with the sibling shown.
- leaf b9efb170c11769a205a76daa8d50a7b8edec3c49cbcc0d91a9bec2e869279fae
- 01 L b9d475776312d03948578b81bff121b0c951f1355ba945a12994d0fd8a5de009
- 02 L 585c90b0fbb491e3b213074a9356030fcda7bf2b781cb37fc0db88e31b630e80
- 03 R 215cf94cbcbbcabbaa044b409c68d552411a66b288df26fdbb794d55a622eba7
- 04 L 0147df4d205195e7cc65469dad26acb990758cf643590e4a08b00aa3cb3f678a
- 05 L c1791fa489ae4cf5a17c5d20c6ab12e5bd2faeb4055ae5d8f091239da6e95346
- 06 L 6b109c0ed326137491b02fd0e8f897523e341760cbc02a2af841113ada302856
- 07 R 179b0118a62601f95854b266068058b5a25d7aec16aba8df0fbf0a8974aa13fc
- 08 L 514e128e7004d6bb8e5c485f092e46acb877bc53c576ee7289ef0a95326e3958
- 09 R ad3dce9513b046e4db257e74fe178841ad4e0a445c2192fa082919fb964708b1
- root 5911f4fde981dac8826c718821926fea1b556e9a75a96607430aea531adcd6e7