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
PHILIPPINE INSTITUTE OF VOLCANOLOGY AND SEISMOLOGY Award a ₱195.0K contract to HYL CONSTRUCTIONNational agencies
Transaction hash:
6156746ec4fdfbb4bfddd2d01aad29a1ffdd96db3c176d8759092e44606657cb
Status:
Included and unchanged
Block:
#4,875 1,138 blocks after it
Position in block:
Transaction 63 of 159
Award day:
Aug 2, 2022 (4 yrs 3 mo ago)
Value:
₱195,000.00
Project:
Borehole Drilling
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 #4,875 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)PHILIPPINE INSTITUTE OF VOLCANOLOGY AND SEISMOLOGY awarded it to HYL CONSTRUCTION on 2022-08-02.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 6156746ec4…6657cbnow …
- 2. Block Merkle root changedstored 44fffb1869…f6bd77now …
- 3. Block #4875 hash changedstored aee4ecbf40…d64576now …
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 158 records. Each step hashes the current value together with the sibling shown.
- leaf 6156746ec4fdfbb4bfddd2d01aad29a1ffdd96db3c176d8759092e44606657cb
- 01 L 60edff465b8dac78e5d8bca17252a56a5ebd616b063975baad2135f57e53728a
- 02 L ee98246b0befb98729417a74b91d88f81c576ba786930df17d4fb0c5fb10bc81
- 03 L e4c34cdb8a0e613654a5de85b3bcab3562916fd31fd4e984af44da71e49935a4
- 04 L ea89d0ce933d07f6d0ad693e8a862b26623901f34fcbd9de65b0a302307c7136
- 05 L 79a306df75b928ce5116ce5f064d41a4298d5ab7d52752a758a8fd6e86d97cb4
- 06 L 76e0c623dd97c03c9e935dc27c6f989457749e8a84176c35ee8f5e13d511d7ff
- 07 R 6b4d3b3c071c2ea01289dfd5843652966382cb9ea980d79fa124cb17c05ffb6f
- 08 R 60efa7777f174eb63cff54396dbe576433c825e5c8e0c983d27633e9306d57fc
- root 44fffb18690096570325c8f08b8b050ec868ce4fa2aa5ccd0c18c6bb3ef6bd77