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 XI Award a ₱117.6M contract to ALGON ENGINEERING CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
a50cd588322b4846d830c2dfebf61fe8d3bf12c3da745fc354c010b6c17881db
Status:
Included and unchanged
Block:
#4,714 1,299 blocks after it
Position in block:
Transaction 392 of 602
Award day:
Feb 9, 2022 (4 yrs 9 mo ago)
Value:
₱117,591,890.29
Project:
22L00078 ROA, NOA, Contract & Notice to Proceed
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 #4,714 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 2022 CSSP", i.e. the FY2022 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 - REGION XI awarded it to ALGON ENGINEERING CONSTRUCTION CORPORATION on 2022-02-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22L00078: On-Going, 99.36% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 a50cd58832…7881dbnow …
- 2. Block Merkle root changedstored 7f1c034012…8c643fnow …
- 3. Block #4714 hash changedstored 5d9b8cfe68…1acc41now …
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 601 records. Each step hashes the current value together with the sibling shown.
- leaf a50cd588322b4846d830c2dfebf61fe8d3bf12c3da745fc354c010b6c17881db
- 01 R a58daf4a96bf6401fb19264fb6ceaafa3286259a67385afdc7ed74355c57a737
- 02 R c156104fe16eb87d1b56b7767fdc015428b58e10552bbce66c7e73a18af84e64
- 03 R 1b89129fa3309caee87b6f136c15fbce4203a3a1435512e104096958924423be
- 04 L 1f70eb1cb165ec0a207bd1b929d48d0d4d6cd8cd136699eb16e5f36ddf872e12
- 05 R 75cedd36e5ec84108372a0ff3e8591849597dc9de790576c1a2a7a090aecc3ba
- 06 R c6fbe59facea03771c240c342153897d1f7ab692d77f88c0d888c6894b365a38
- 07 R 4727018eba3cdb56a7fb34fda5b82f95b062552c9921da251863e8dbabbdfaaa
- 08 L 8db73294f008978b88e43778c45b0ef8d22d637433c1a3428275c6223147f0ac
- 09 L d2d9d3a30ae0cd7db6927c6a53d6fe3cf7c4377cc42e76c8e462aa972e5a648c
- 10 R b14bb91cc23c0c7ca9c437b6b389662d277ab7f92de1ccfc44fb59d579cfebde
- root 7f1c034012f45bdb9b7b814b85bd3fcab23ffebd269ba1a28fbfdd4b6c8c643f