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 BENGUET Award a ₱499.0K contract to POLO ENGINEERING AND CONSTRUCTIONProvinces
Transaction hash:
277d4813c693ea0c3f4eaec85c272b6ae487984d177bd13ebecf9c17da1e8d63
Status:
Included and unchanged
Block:
#2,135 3,878 blocks after it
Position in block:
Transaction 23 of 124
Award day:
Jul 23, 2014 (12 yrs 3 mo ago)
From:
Value:
₱499,000.00
Project:
CONSTRUCTION OF HOSPITAL KITCHEN, DMMH,
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 #2,135 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 BENGUET awarded it to POLO ENGINEERING AND CONSTRUCTION on 2014-07-23.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 Benguet 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 277d4813c6…1e8d63now …
- 2. Block Merkle root changedstored 8184d12ccd…c30793now …
- 3. Block #2135 hash changedstored 856dc3c299…c9ed47now …
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 123 records. Each step hashes the current value together with the sibling shown.
- leaf 277d4813c693ea0c3f4eaec85c272b6ae487984d177bd13ebecf9c17da1e8d63
- 01 L 2778ef3cd1046788b42a6fe88c7850672a61b2c503d2fad129f64524edcf310b
- 02 L d94b4bc05c9cd48adb5feefe6e40d9909b361e1b4a3a780b2ad1ca908011513a
- 03 L def42451479f7f1e3696bbae5e1ded2534336f83f616bcc16bebc5f51f764269
- 04 R 2bc26be6d4796e9eb68fef2a77bd7a649534dfb689bd2a53cc751189faa9aea1
- 05 L 4b15147167641138efa9a29c784cefe48713f7b22abd3983ff22bc7cb49dd220
- 06 R 4c8b54d739f0102e15ba7119df45340a1657cffce7b9723a6bad639de04266a5
- 07 R 850122cdd34a57a2e4303613e4c519c7b4dd58317c24622074e2acd599729a32
- root 8184d12ccd7ffdcdd8dc927414d48f9fd25458c94f56017dc38e3a306fc30793