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 PASIG Award a ₱69.3M contract to PRUDENT DIAMOND SQUARE CONSTRUCTION CO.Cities
Transaction hash:
2b8b7d04f924778f4ce2ac9c7378e6ec60aacc7580a13e258ac15c967563a163
Status:
Included and unchanged
Block:
#1,450 4,563 blocks after it
Position in block:
Transaction 22 of 103
Award day:
May 11, 2012 (14 yrs 6 mo ago)
From:
Value:
₱69,280,448.00
Project:
Construction
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 #1,450 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 PASIG awarded it to PRUDENT DIAMOND SQUARE CONSTRUCTION CO. on 2012-05-11.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 Pasig 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 2b8b7d04f9…63a163now …
- 2. Block Merkle root changedstored 583920551e…a8a5f9now …
- 3. Block #1450 hash changedstored 10d45f753c…95c357now …
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 102 records. Each step hashes the current value together with the sibling shown.
- leaf 2b8b7d04f924778f4ce2ac9c7378e6ec60aacc7580a13e258ac15c967563a163
- 01 R 2b8c055d653b3d1c40cc97cc2d60fd073b280d35c576f9cb81c98d10a50f5197
- 02 L f7c4424fcfd95e1883b916de13e51af5247e7693b281c3855c676952170fcff2
- 03 L 1568a48cd925b4bb8e0a500d2e136da09e401f8991ee12f609d06911a8e6d9fe
- 04 R 56caefe5ff7707ff2088acf27239373990d2071fb653dfb8603e9ec4d83bc1b7
- 05 L 9b2401c0a2bf98a56159fd032c6b18bbabdeba85ce6d89afac5d321b49d42c1e
- 06 R ffdaf5ce9048e08d498484c5b4c4268b5cf526984604646751ef326f539bf52a
- 07 R b39f9666ce61b2af9e2b0b013d711bbbdc0bafe79a23091d6ba8103870aa53d5
- root 583920551eff2860f439c3195cc65f8ca807a67583bc53fd1ece50267ca8a5f9