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
MUNICIPALITY OF STA. CRUZ, ILOCOS SUR Award a ₱1.3M contract to PRECIOUS CONSTRUCTIONMunicipalities
Transaction hash:
e66df2b528300a67e698f8d985bfa2c6b380211d49bafd9bbceaf17993b15350
Status:
Included and unchanged
Block:
#1,354 4,659 blocks after it
Position in block:
Transaction 60 of 66
Award day:
Jan 18, 2012 (14 yrs 9 mo ago)
Value:
₱1,343,752.67
Project:
Supply and delivery of materials for the concreting of Villa Laurencia Rd., Sta. Cruz, Ilocos Sur
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 #1,354 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)MUNICIPALITY OF STA. CRUZ, ILOCOS SUR awarded it to PRECIOUS CONSTRUCTION on 2012-01-18.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 Santa Cruz gave a "unmodified" 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 e66df2b528…b15350now …
- 2. Block Merkle root changedstored bd60abb482…aee506now …
- 3. Block #1354 hash changedstored 5f0974bd5f…d83b19now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 65 records. Each step hashes the current value together with the sibling shown.
- leaf e66df2b528300a67e698f8d985bfa2c6b380211d49bafd9bbceaf17993b15350
- 01 R e78a4c1325c56856b8c2ef616349a7e6f49153e8e3fa73d67a20d0ac72759d43
- 02 R dd295b181862a70138e4ccdead1eeceec5fc9f645d10b59b88042aaf18624217
- 03 L 03bf0d7c53e85fd03e76bc8d8673038376ba9ed1041460e9fcc79b2a96fdd33c
- 04 L 8a25b4a956dcd29e761dddf220718594ce9f4fee24322c0876f571d398751759
- 05 L 1f60da65230f3362be35e46474d001bd9d924080d8c2f16db6749998113a7243
- 06 L 77201f0ae39daa6727962f0902ef3952e3f56507fe293caeba68f6fb7fb3c181
- 07 R 514ff28e345d2c1582f18d00ff16603ed71ae095c5dd85a4957541140a586427
- root bd60abb48227099f8974951389f831597b63c66c422a5d2befbcc6194baee506