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 ILOCOS SUR Award a ₱1.5M contract to 3G & A CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
da11d1cee2dc648e3e55bbf0a3c49dd420d96bfc62d067631f63aa881c1cfaa4
Status:
Included and unchanged
Block:
#4,107 1,906 blocks after it
Position in block:
Transaction 217 of 265
Award day:
May 18, 2020 (6 yrs 5 mo ago)
Value:
₱1,498,060.68
Project:
Construction Project
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 #4,107 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 ILOCOS SUR awarded it to 3G & A CONSTRUCTION AND SUPPLY on 2020-05-18.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 Ilocos Sur 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 da11d1cee2…1cfaa4now …
- 2. Block Merkle root changedstored af6e67e463…27087fnow …
- 3. Block #4107 hash changedstored 2da75cf2cd…a84692now …
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 264 records. Each step hashes the current value together with the sibling shown.
- leaf da11d1cee2dc648e3e55bbf0a3c49dd420d96bfc62d067631f63aa881c1cfaa4
- 01 L d844c41d499c7a3b045f9cc764a455d6a554fa9405753409fec546cfedc63ed3
- 02 R fe97110296ec24f2ca34cc1a12ff4c15b816b8cc83906679d05f960d79972dc2
- 03 R 2ddeacf96f496888f519277085d01042f59c6ab95f86ec47d71c37e01fdd9797
- 04 L 044dfebdf919d357506c054c6662dd223dd092d237bdc21f0f312e7416ae79e0
- 05 L 575ba313893e55b7cc2eb414585f6aee510f9f2929c0d4a1c0d26df2bfb135a1
- 06 R 864f622ef68b2d287bf3f5899ab6a08b2771f69e0fa7ca753b571c66e7c87dc3
- 07 L 313e2a7c12db65700ce7d31715bced57ece6097f7e3e6da1b93a9f16e99ead11
- 08 L 41544dad45568296de340d5a43991ab05ae32a260086e9b36a974e21e864f2f7
- 09 R b7a32cf8356e1fc9b2b213ddf1ac7b5a8588db507de03e638765079e1f70fcee
- root af6e67e463d0584e78e3b571e38d68828452d4e6e201c6a5eb67dc10c427087f