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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TARLAC DEO Award a ₱21.7M contract to F.A. ASPRER CONSTRUCTIONNational agencies
Transaction hash:
dcb2f53c5646ff503c57cd2311c4204b59b3f16c46550c45ff647829410aa2b5
Status:
Included and unchanged
Block:
#2,954 3,059 blocks after it
Position in block:
Transaction 64 of 74
Award day:
Jan 5, 2017 (9 yrs 10 mo ago)
Value:
₱21,669,888.44
Project:
16CJ0149
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 #2,954 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TARLAC DEO awarded it to F.A. ASPRER CONSTRUCTION on 2017-01-05.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)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 dcb2f53c56…0aa2b5now …
- 2. Block Merkle root changedstored 5ba5e5b555…fa9bbcnow …
- 3. Block #2954 hash changedstored 5bb1f3d9f5…010b35now …
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 73 records. Each step hashes the current value together with the sibling shown.
- leaf dcb2f53c5646ff503c57cd2311c4204b59b3f16c46550c45ff647829410aa2b5
- 01 R dddce6ee433261a157bd941c6ab6b1504d7f517b79f28b5e3f7d4a204d7455a1
- 02 R 52c469b1cbaa1af030a6bc24b192ad1e20a4c62fec3b50bd30d076625eb9b2d9
- 03 R 475fe10824567da22e69db8389da3777a5cc814c7ce38ee5b07730d1fb56ad3e
- 04 R c1e5b54bfd33928b9e33c5f8184a140b10121c30e6b6202f099c5e382b264aa9
- 05 R 38c2233aca50301ba0e733fa995fd17adeefa3bd6a70e875bc07d39502d71cfa
- 06 R ea6a66810e8cfda0346b91c5bf8be5ff567407138100f8b0f55b60b68e87b071
- 07 L ccbb01de7143c179db54b3a014abb9c8c68c1212d8c079231f6f1af959cf6da9
- root 5ba5e5b555ae0b8186cdb7f0ecdd0ea546561e2e4014fcc11c344dac6afa9bbc