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 LIGAO, ALBAY Award a ₱2.5M contract to EMIRAM CONSTRUCTION AND SUPPLYCities
Transaction hash:
caa2575fca03f02f00b7bd065382bb832d9d211ca6634b4e7d44f2bd4e2d07e0
Status:
Included and unchanged
Block:
#2,763 3,250 blocks after it
Position in block:
Transaction 122 of 155
Award day:
Jun 13, 2016 (10 yrs 5 mo ago)
From:
Value:
₱2,487,782.48
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 #2,763 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 LIGAO, ALBAY awarded it to EMIRAM CONSTRUCTION AND SUPPLY on 2016-06-13.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 Ligao 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 caa2575fca…2d07e0now …
- 2. Block Merkle root changedstored 6fb655d9fa…8b072enow …
- 3. Block #2763 hash changedstored f2bbbb8ce4…b128aenow …
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 154 records. Each step hashes the current value together with the sibling shown.
- leaf caa2575fca03f02f00b7bd065382bb832d9d211ca6634b4e7d44f2bd4e2d07e0
- 01 R cb5eb78b2f3585f46c980ede96a23efa94d9950d9889e6882293075b7462f08a
- 02 L 7e2b98211367cfb4badbb0c8cca82e059fedf65cab97f437d7fbe5029341779a
- 03 R d2e76b8ec4ee48b666eb114708ca909e30b2558110d0ce350d30b593a0de9935
- 04 L 35d4f72433043f4aa702c97b49f901bf70ae868acfd597a5e7b735e9bbfa53f4
- 05 L 53aa2104b1b222b266221efb2b68bd7c81809b011dcb4e8df271236ce51ab393
- 06 L 1e58213398e19562b534bbd61b65fea2448d9fc386dccd829a0187eb606c4fc4
- 07 L ccff410c078d4b20f7b7078635fc93690bd8a6cf6f4a1d39a0ea94b725b1fb63
- 08 R df2582b7f0fa65303b5493250595f882b5a7121988abed71905c4e641520434b
- root 6fb655d9fa94de5e835d861f42b770f1757f72141b9226a0728abfbe588b072e