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 ₱121.7M contract to ALGON ENGINEERING CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
4edfa8a288e9906facdb1198f1d090c2be6eb434ac401df149679e68f8944f81
Status:
Included and unchanged
Block:
#2,999 3,014 blocks after it
Position in block:
Transaction 75 of 235
Award day:
Feb 24, 2017 (9 yrs 8 mo ago)
Value:
₱121,743,249.23
Project:
17L00040 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 #2,999 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 MFO-1", 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 - REGION XI awarded it to ALGON ENGINEERING CONSTRUCTION CORPORATION on 2017-02-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17L00040: 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 2018-02-03). 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 4edfa8a288…944f81now …
- 2. Block Merkle root changedstored f29758245c…2163ecnow …
- 3. Block #2999 hash changedstored 1830c30974…85709bnow …
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 234 records. Each step hashes the current value together with the sibling shown.
- leaf 4edfa8a288e9906facdb1198f1d090c2be6eb434ac401df149679e68f8944f81
- 01 L 4e763e5e27b5199e814047108bdb600d3577a5c265a5da046946fd40fc2828a9
- 02 L fb05feb89d7c23080a6a7858e1cf4d7204b1b8307f8d96ea5bf2f67585a6a3a6
- 03 R feaf255c2c73ca4050e50b2bfbdec3026b3ad0beff061d768e28b93faef892f3
- 04 L b0f8091e44d0320c721512c79a228ef55b3d337ab7bf8c3a786c25df6a6291f8
- 05 R 86f67dd5ade80e9190c63cc1bf69f07cb16208bdbc8226def10a4a1295951c21
- 06 R 2c84b341196366bd94611f82c08022c123fabc6a9cd5c56af363a2c456eb5a61
- 07 L 28ba09a2ab2f0d0f29574c82c42b5c827e89bcaaadb5f8a5171afba13ca31723
- 08 R 1e09739a6e8845444e5dd8335d92b1882b8f9aac4bac540e353fcb49933aa411
- root f29758245c613c9ea06940c36dedbb73a1d379b1dc5a35fe7065a997002163ec