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 - SOUTH METRO MANILA Award a ₱4.2M contract to A.D. CONSTRUCTIONNational agencies
Transaction hash:
72f14d04e048ffc656db21f5e9e8ef2ca95f04dcbd205d26af607b52960b61ca
Status:
Included and unchanged
Block:
#2,087 3,926 blocks after it
Position in block:
Transaction 40 of 84
Award day:
May 28, 2014 (12 yrs 5 mo ago)
Value:
₱4,181,278.15
Project:
14OH0023-P.M. Guazon St., (Otis St.) Ermita, MLA
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 #2,087 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 - SOUTH METRO MANILA awarded it to A.D. CONSTRUCTION on 2014-05-28.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 72f14d04e0…0b61canow …
- 2. Block Merkle root changedstored e30f0f5b9c…3baeaanow …
- 3. Block #2087 hash changedstored 0d8c9c7d8c…9e6b03now …
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 83 records. Each step hashes the current value together with the sibling shown.
- leaf 72f14d04e048ffc656db21f5e9e8ef2ca95f04dcbd205d26af607b52960b61ca
- 01 R 825064528bfef2e42dd9058fe005807bc41f833c891402f23abd1db37b01b179
- 02 R 75b0d30dbbac5bfb5a2289aa8d20f6052be27a84581425bef11568884f40a0e8
- 03 R d295ed732975638111c196e1528449948b4e438577974ffdc34c03d1e52502a8
- 04 L 0fac801b61982a88f05944a7323a654b9298dea6d1675671ee6c9e1316008ac2
- 05 R 7f069334d2db82823d60e32c17816edaf7bdd9ae15fced30c4fbcf0ba2383039
- 06 L 0232363304fb6552fc1ee9a7493f5f7902f2c6674cf3555eb6c9544f689a0f0a
- 07 R 8abd78dd1c14a39094a9519b831be14bf449d1f445138c72d9b60de995b7fead
- root e30f0f5b9cddb23c7a3371ef39a9d2b7c6ae0f52dc7d63c4bef4d7e20a3baeaa