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 - METRO MANILA 1ST E Award a ₱2.9M contract to B. VALENCERINA TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
97b2c9bfa1c4591e7b31bb4c64dac7b56415b41e84e87886d0229f08343e7121
Status:
Included and unchanged
Block:
#3,015 2,998 blocks after it
Position in block:
Transaction 140 of 228
Award day:
Mar 13, 2017 (9 yrs 8 mo ago)
Value:
₱2,850,895.64
Project:
Contract ID No. 017OB0162-Construction of Multi-P
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 #3,015 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 - METRO MANILA 1ST E awarded it to B. VALENCERINA TRADING AND CONSTRUCTION on 2017-03-13.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 97b2c9bfa1…3e7121now …
- 2. Block Merkle root changedstored f547ac8a00…5528c0now …
- 3. Block #3015 hash changedstored ce14b8d2c5…80e4d9now …
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 227 records. Each step hashes the current value together with the sibling shown.
- leaf 97b2c9bfa1c4591e7b31bb4c64dac7b56415b41e84e87886d0229f08343e7121
- 01 R 97f32944d6e4d7272da0c9e1e04257fc173bac177e978fab818e2934811c6354
- 02 R 3c6447dae289c28e00cf2388aa6d7b6833a394b47f29600488699ee27b37c76b
- 03 L 9c7fcb8cfb23ba0563dffa016e9955cd0756ab56bd1850d2cc8ae4e2a8701461
- 04 L b0a881cf43cfc20f15748f3693a8ca10bc09db0c9fae7413a3adfa02c3479fc2
- 05 R 0811d48bb9c8de0cc67377aa6f87e092c57870cce58a6d11b7aa220d266a7662
- 06 R e563ee440289e8946fb36969fc0a4d549a9b33e20ad36510cb60a948de258352
- 07 R 6924d4bdf7b81d72c37dc54727d718dcc479d092c84a0346ceab9fc6b00d2467
- 08 L eeb1b20e0f926ae79142ae5f2a71d5b8d69059ecbe846ba8250ebbe3776fc233
- root f547ac8a007de7f019ebcf5f72f950afb708ebc766f974e7998251c7ac5528c0