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
PROVINCE OF BULACAN Award a ₱3.0M contract to 5-I CONSTRUCTION CORPORATIONProvinces
Transaction hash:
e52e02bd2cc65eee461dd860b005b66eeab30529753495a9218bbcd04c28e710
Status:
Included and unchanged
Block:
#4,476 1,537 blocks after it
Position in block:
Transaction 220 of 245
Award day:
Jun 11, 2021 (5 yrs 5 mo ago)
From:
Value:
₱2,991,657.29
Project:
PEO-2021-066
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 #4,476 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)PROVINCE OF BULACAN awarded it to 5-I CONSTRUCTION CORPORATION on 2021-06-11.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)COA's CY2024 audit of Bulacan gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 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 e52e02bd2c…28e710now …
- 2. Block Merkle root changedstored a69d4f5048…365b29now …
- 3. Block #4476 hash changedstored fac9c4089d…bb03e7now …
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 244 records. Each step hashes the current value together with the sibling shown.
- leaf e52e02bd2cc65eee461dd860b005b66eeab30529753495a9218bbcd04c28e710
- 01 R e827ea928112ef035923d5297409cf78424b27254476558647e934003d1d30f0
- 02 R fb16678997d2938bbe0834dbeccf5f71aa5f939f023538bc670d16761f3293d2
- 03 L 029edf1aa84502a7af7de20b447bf5666ef64083b2127e218a0c285029dbfd91
- 04 L 0d643c655de7f5e3500170bb2f601f7eb57dd15aa5e78f173339138b7eb58794
- 05 L d97a24fbf7d79b5fa5808d2fb498e6fc10e7d9c8cc71bf772a7ee4f78ee0d415
- 06 R 68032c5e5e2d638c4e7988ef1d99e590cddacdc9eaeb52d67442101cd130bf62
- 07 L 146be17f4e0fff9264fa4d9f3050bd57564c747f47e4fe70b19832763921575c
- 08 L 20269f75bfb302577148703512fce38c471467e27a991969a8b2fc85d71d2734
- root a69d4f5048c2ba8965e04f71bc11f4b6d9f16e99491e534d404c9241ad365b29