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 PALAWAN Award a ₱1.2M contract to E.V.VILLAOS TRADING AND CONSTRUCTIONProvinces
Transaction hash:
487e1bc72c9bfb113ec10fd9e9a5e86eeb4bb417a575f41fcadcdd58f9b6c761
Status:
Included and unchanged
Block:
#2,547 3,466 blocks after it
Position in block:
Transaction 42 of 169
Award day:
Oct 14, 2015 (11 yrs 1 mo ago)
From:
Value:
₱1,226,903.21
Project:
Construction Projects
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 #2,547 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 PALAWAN awarded it to E.V.VILLAOS TRADING AND CONSTRUCTION on 2015-10-14.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 Palawan 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 487e1bc72c…b6c761now …
- 2. Block Merkle root changedstored 9ef556e6fc…9fc5fcnow …
- 3. Block #2547 hash changedstored 710ac2b1d4…969755now …
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 168 records. Each step hashes the current value together with the sibling shown.
- leaf 487e1bc72c9bfb113ec10fd9e9a5e86eeb4bb417a575f41fcadcdd58f9b6c761
- 01 R 4b5db9d8b094667d2cf6d2123b7798e5a2b3b65a14e8cc90a411edacb9c8176b
- 02 L 86d019554c65b32fb17175700234aa628ebb7616d2f8fb382f9c90b6e9dde218
- 03 R 150a2553d3160fd36a15904acd24372e11060e1ed341b8466a261e61f6b7d38a
- 04 L e274f6d912db9a0afbdcef0fd66b4b89c911b3f712c19cb45aead29a0398107a
- 05 R 7957e11c892f326ab18479e36f2e59654953e918b301b7435231aa7b393a0cae
- 06 L fb4261ba149240057d6502bec82cf6024eb51f6eabe3fec751452a53ebea4cae
- 07 R 3ee89500c42010c8238f777e792f335b8818d1bf49e46de1e14ac8d6ee291864
- 08 R 6fba71cfb0cef207ecb794159cf7edcd7b93422ab32d254e6a81fd093660593a
- root 9ef556e6fcb0921d338bad01274e32ecbcd36e89f772c364ed158bb05b9fc5fc