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 ₱2.9M contract to P & V CONSTRUCTION & SALESProvinces
Transaction hash:
2ca4be8d4a311db385bddcc25630e65f1cca898df7f5af9dcd531986c89d5222
Status:
Included and unchanged
Block:
#4,597 1,416 blocks after it
Position in block:
Transaction 31 of 194
Award day:
Oct 13, 2021 (5 yrs 1 mo ago)
From:
Value:
₱2,915,410.23
Project:
Concreting
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 #4,597 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 P & V CONSTRUCTION & SALES on 2021-10-13.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 2ca4be8d4a…9d5222now …
- 2. Block Merkle root changedstored 85b476d1fe…09268fnow …
- 3. Block #4597 hash changedstored 2a76a7a6ba…78cd9bnow …
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 193 records. Each step hashes the current value together with the sibling shown.
- leaf 2ca4be8d4a311db385bddcc25630e65f1cca898df7f5af9dcd531986c89d5222
- 01 L 2c8184ccfe40673a3d66d1cf0712ca7d1b3d207f1ef6c8bea773fdcb7b2c941f
- 02 L 8d2f351ba5d0f3abee3adae93a76afa0cb628a27a144112dd353e246318df008
- 03 L 9a5f71e1e61fbe5673e43ff7a91ea7167924eb57861eccad7691f215eb47cc2e
- 04 L 9ef176748a2222ca114721497fd0f35358ac386da5d9a5298f7c8a2c3bbee6ea
- 05 L a7592fb0b5115939c98dc8cf141e51af44f18205f20a6f1e6078dac0d2656bac
- 06 R c085e6b8fe47ce759363d80852b7545d8f83939e72812f84d09ecb5e7cdcf5cd
- 07 R ddb89fa260c6b477d022f8641086437466e0cbba271a907ac892ff5196557fde
- 08 R d99140d8cdca49dc68cea5725ef0db681a53942b90ccced80e7fd2fafefd44b8
- root 85b476d1fef161556b9d201db4158bdc945d2981354f9d85b16d26183109268f