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 TARLAC Award a ₱860.8K contract to HIMULICO CONSTRUCTION AND SUPPLY CORPORATIONProvinces
Transaction hash:
a4e4e8b1ce20702fb6d545085c13c076218a72927d90154622da80d795421fba
Status:
Included and unchanged
Block:
#3,209 2,804 blocks after it
Position in block:
Transaction 153 of 277
Award day:
Oct 5, 2017 (9 yrs 1 mo ago)
From:
Value:
₱860,756.79
Project:
Improvement of Barangay Health Center
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 #3,209 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 TARLAC awarded it to HIMULICO CONSTRUCTION AND SUPPLY CORPORATION on 2017-10-05.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 Tarlac 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 a4e4e8b1ce…421fbanow …
- 2. Block Merkle root changedstored 563ee89eec…c201b2now …
- 3. Block #3209 hash changedstored 35a8833e6d…764da1now …
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 276 records. Each step hashes the current value together with the sibling shown.
- leaf a4e4e8b1ce20702fb6d545085c13c076218a72927d90154622da80d795421fba
- 01 L a4360a36ae72c42bd3766083e01f3a7abf0d689a381690c4ebb7358c4747a0a6
- 02 R 4c5852029dfe308bb0c79bf707d1ae5d1d792e626a7cd5fb5ed0483803cec0ab
- 03 R 946b23cae4825145d468beb6eb7a9b88035a7c1e4321f9eb290cde3a094f4d19
- 04 L dedf8ca6e03b1a3de246758155fe6a474bdd3c4ab5d40c0923a8323d197ddbb5
- 05 L dd1c9baebfb33e038b3f81e3fd5d2e306b855c10085dd5f0e2f685e4ee2d5f5c
- 06 R d8824ba2ca3759dd903f3ac40f4132420a483003a3cb19fee49b733f3c664d1d
- 07 R 65c6e7dff2ee087d6b44cdaaa8f6eea043e5b4a7572ec0bb15574257083c1c66
- 08 L 857b16803612d1b63a8f2d82e0079b5bd8152d0af1fe48ec5e33bc8915aa7c8f
- 09 R c6f3d4e04a6c82433690387cdbd619058f5efc7a37317138bbe0b1913e987632
- root 563ee89eec3c09f3591b1e843d23cad62b7187f1c3f94d9f7d8a32fe65c201b2