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 ₱2.1M contract to VILLAR GENERAL CONSTRUCTION & SUPPLIESProvinces
Transaction hash:
ef3a174c6bfef9792d87ec80f818f6bac59669a2da239c5af0e40ca87993321c
Status:
Included and unchanged
Block:
#4,486 1,527 blocks after it
Position in block:
Transaction 258 of 289
Award day:
Jun 21, 2021 (5 yrs 4 mo ago)
Value:
₱2,110,435.92
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 #4,486 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 VILLAR GENERAL CONSTRUCTION & SUPPLIES on 2021-06-21.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 ef3a174c6b…93321cnow …
- 2. Block Merkle root changedstored 1dc2adc28b…467ea1now …
- 3. Block #4486 hash changedstored 0f159ebd93…ee9f9anow …
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 288 records. Each step hashes the current value together with the sibling shown.
- leaf ef3a174c6bfef9792d87ec80f818f6bac59669a2da239c5af0e40ca87993321c
- 01 R ef9b1844a8789b80e68bc678b5505992e24598d8df2225a7f3c577ee0142febc
- 02 L a7744101a7fe8afb0b09c2d7b92a4d693124497538303260cd2a4f1a0fe21601
- 03 R 5e17bfe215702335f31a9377e5d033b50b8652a8f967f1361393622d4ea86274
- 04 R b95520834c11e09496fc5b570c4e69574f0c3a086b35c26f6ebc06fda98f3183
- 05 R 17653b2702364765382d494ba43afdcff247690d171379466a7c68b61d465725
- 06 R bb0c114f6a95af11bbc0d4da7915877fec3b7e3607341907a85c59f8aff8323d
- 07 R debd2b6b0c0a72e23cec902dad92291646802e76e1fac1c1734ab4818bee3eaf
- 08 R 28d1d87dad913884fd299aa9a48d986bacc1845067405786dda8b6e09ddc010b
- 09 L 8adf620405c7514e70e1eff14c149af9df7396c80eb70eb5aef42287f3b6061c
- root 1dc2adc28b82eb303ad02959b0af535a7371a8152fd0848ec6b11eeaad467ea1