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
CITY OF SANTIAGO, ISABELA Award a ₱69.6K contract to CAUAYAN UNITED ENTERPRISES AND CONSTRUCTION BUILDERSCities
Transaction hash:
97e3f8ef9ff1ac86d074e5a710dcaa5c376c41d824deaa4766c85860ad15cf81
Status:
Included and unchanged
Block:
#1,427 4,586 blocks after it
Position in block:
Transaction 35 of 65
Award day:
Apr 12, 2012 (14 yrs 7 mo ago)
Value:
₱69,647.34
Project:
Diversion and Care of Water
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 #1,427 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)CITY OF SANTIAGO, ISABELA awarded it to CAUAYAN UNITED ENTERPRISES AND CONSTRUCTION BUILDERS on 2012-04-12.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 City of Santiago 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 97e3f8ef9f…15cf81now …
- 2. Block Merkle root changedstored 9781ec3b45…ba67aenow …
- 3. Block #1427 hash changedstored 6ba47f55ce…8fbedbnow …
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 64 records. Each step hashes the current value together with the sibling shown.
- leaf 97e3f8ef9ff1ac86d074e5a710dcaa5c376c41d824deaa4766c85860ad15cf81
- 01 L 91e72668b634bd9db1eb2f49cbc937eca2c2be2609ca6460be8b2c14bf9a751e
- 02 L a65966568d623cb022842be782ab5e5a448d5f8eea02b7215ebf075554f759b9
- 03 R a7d0332e51180360dc11f79fc18a756f2816930e9807aa6f7309b56a77a963b0
- 04 R 0c7e36bd73e5a8f83c4bbb1d45bb248c6339259510cd9bc9592a73134249f613
- 05 R cb2ff589ff4e97bedb4016f9081f04870889c204a01707b5e5da2298e0470968
- 06 L f7a1a8414e43541bc9ce25bbca59c32ea6ea3b3eefa4869ef636b652face235b
- 07 R 4842cc3766466a11bcf2e3529b6707a9346d6909bd1b2d7f23f0db263eeb98b2
- root 9781ec3b4527d0713e63732c9f9b09256551d9f68bc78bdb6c1ec6b0adba67ae