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 - ALBAY 2ND DEO Award a ₱24.0M contract to DN'D CONSTRUCTION & DEVELOPMENTNational agencies
Transaction hash:
25ea5e71dc5836d8b2aefcd5a679c3b2f60e44eeef1476df0aba9082f2d4fc6f
Status:
Included and unchanged
Block:
#4,835 1,178 blocks after it
Position in block:
Transaction 28 of 162
Award day:
Jun 23, 2022 (4 yrs 4 mo ago)
Value:
₱24,005,834.30
Project:
Drainage System along Brgy. 15&18, Legazpi City
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 #4,835 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 - ALBAY 2ND DEO awarded it to DN'D CONSTRUCTION & DEVELOPMENT on 2022-06-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22FB0292: On-Going, 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)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 25ea5e71dc…d4fc6fnow …
- 2. Block Merkle root changedstored 20c11cab5f…810ac4now …
- 3. Block #4835 hash changedstored aba56c98cb…a2d0d2now …
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 161 records. Each step hashes the current value together with the sibling shown.
- leaf 25ea5e71dc5836d8b2aefcd5a679c3b2f60e44eeef1476df0aba9082f2d4fc6f
- 01 R 27d52a3a63ad960a404c00af8631ab2405a3968cee50af7b181fbaceb9f0e26d
- 02 R 8d301b82788e63cffb529e860876a44ccafd3b739c2ad4a2625096c8c806b200
- 03 L 7226980c37493389e3baa0432e66b1c622faed9cd4a25ed97c5ce955b75b7cbf
- 04 L 846fd93e0e9c04f1c4c7ab906ce1748e6db0d2e2f212c199d3b3f756b1ccfde1
- 05 L ec049f2f5019783a3cd3fffdd877a1e98d80b76fc2445b13c002e60fe71fe744
- 06 R b44fcda0d5e774dfb9b463b97e54d63b67025569ed17295004c24b8811ce8ffd
- 07 R 135bc054001b612896fa9aa67544063938cbcd0f98328d9ae18d3060e233d247
- 08 R fa9fa5f199ed636beed031061ab44025465c48ba434359b8ba789722e0ba8842
- root 20c11cab5f69276165789ed78b8e980a20d2aab7cb8500f02659fadcc0810ac4