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 BATAAN Award a ₱3.0M contract to SUPREME BUILDERS CONSTRUCTION AND TRADINGProvinces
Transaction hash:
8bbfefb532285f4498ee65ebcc6f74a4cc5ee5d7ad86507bd5042b2c8190b69d
Status:
Included and unchanged
Block:
#3,807 2,206 blocks after it
Position in block:
Transaction 197 of 371
Award day:
Jul 2, 2019 (7 yrs 4 mo ago)
From:
Value:
₱2,992,918.98
Project:
Construction
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 #3,807 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 BATAAN awarded it to SUPREME BUILDERS CONSTRUCTION AND TRADING on 2019-07-02.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 Bataan 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 8bbfefb532…90b69dnow …
- 2. Block Merkle root changedstored 8a439bcfba…76bd9fnow …
- 3. Block #3807 hash changedstored 7730624041…ca4d57now …
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 370 records. Each step hashes the current value together with the sibling shown.
- leaf 8bbfefb532285f4498ee65ebcc6f74a4cc5ee5d7ad86507bd5042b2c8190b69d
- 01 L 8ad5329b383520ae8d5ca6ba140a4cb502950bbcdc378f9291390ed5678a8ddc
- 02 R 25d201261b463d42a7d9d1ed44b3174669082e23e818273097e0202579f2d07b
- 03 L 8ffcb69ed2a26a4b51d1460b8ecccfc47a6191547a191a80c0edfd53b62548d0
- 04 R 3034bf76dbcc48e61b5927e6ea9f670885d128c30a736487c3868d894c5f3b21
- 05 R e16ff877c3e4831b970c9acc662a0c60d1ac9fdad770c89dcd8d4f811dda39bc
- 06 R 37b973fd81e2e3f8c2c8e663c7ea32ef3c733296ede0f9dfb72eefe79dd9e063
- 07 L b536d055cba33068cfb32170fab9549fab12089723019e16e11bb226a5e9c3f8
- 08 L 8b2a83821b4ac24e6a49beb22ddb61673ce6ee3c4bfdc463bf48d260ed139fdb
- 09 R c5fb15aed1dcdbc39477072068b59f42d8223dc056082c42769e83495bca88fe
- root 8a439bcfbaebd3569895f5564526c6ae71e7adfa1489fc6da73fc29ae776bd9f