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 - BATANGAS IV DEO Award a ₱24.0M contract to 830 BUILDERS & DEVELOPERS CORP.National agencies
Transaction hash:
8ee9dfc82d455d544ff0084f9a18b393f8a30e1bd34b05036bca6d97db580b1d
Status:
Included and unchanged
Block:
#3,872 2,141 blocks after it
Position in block:
Transaction 193 of 358
Award day:
Sep 9, 2019 (7 yrs 2 mo ago)
Value:
₱24,027,917.19
Project:
19DD0424 (Re-Advertised)
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 #3,872 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 - BATANGAS IV DEO awarded it to 830 BUILDERS & DEVELOPERS CORP. on 2019-09-09.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 8ee9dfc82d…580b1dnow …
- 2. Block Merkle root changedstored 324ecdf5d1…5076bdnow …
- 3. Block #3872 hash changedstored 213bd66276…2a8ae6now …
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 357 records. Each step hashes the current value together with the sibling shown.
- leaf 8ee9dfc82d455d544ff0084f9a18b393f8a30e1bd34b05036bca6d97db580b1d
- 01 L 8ded8d68f9257880d177996ea0c76369a75556bc27760166d7cdf75dd8c1b864
- 02 R 46ebbb3d24b7622b38421a86a7a6c7149600d6c139828dc53e6786b7b150c2bc
- 03 R 8607c0dce22b786f659338ff63b2d65f930574cc244c98ab5727410972a225e9
- 04 R 40a958aaa33023c89e49671aca39ada74aaa907aeb0bdf9c9834d7ecad154692
- 05 R b398e703f3673eca3e7a98d279dee23a01af9b8d4c6f5dc455f21466dc030b71
- 06 R 4286e95ef5b9272cf34545056b6b385e47a43f71e3e4c5f015ec05a7adda9d4e
- 07 L a8d874dbf431504a9cd83998579638b2c3383a0fcaea5121d16dba4f4ee94b2c
- 08 L cd03fbfe82b3cc31a8e4610d255522070b67475d0f2783f8a895a4b03c883b06
- 09 R 59ac75f92adf1d8fad767185a98b28d11bad9016e6ee4318b46fbf848c9d4300
- root 324ecdf5d13fd266e8707c130c99ec5ca32d0552aa3abe1edbdcd156ad5076bd