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
MUNICIPALITY OF CALAMANIUGAN, CAGAYAN Award a ₱5.0M contract to F.P. TABBADA CONSTRUCTIONMunicipalities
Transaction hash:
831f42e4ad3ef5507bcbd20c3b849f7499029d5077dc1d577a552f36c1898b79
Status:
Included and unchanged
Block:
#3,949 2,064 blocks after it
Position in block:
Transaction 104 of 208
Award day:
Nov 28, 2019 (6 yrs 11 mo ago)
Value:
₱4,989,609.48
Project:
Establishment of Play & Athletic Grounds and Educa
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 #3,949 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)MUNICIPALITY OF CALAMANIUGAN, CAGAYAN awarded it to F.P. TABBADA CONSTRUCTION on 2019-11-28.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 831f42e4ad…898b79now …
- 2. Block Merkle root changedstored a1d4f253a7…8f1cb2now …
- 3. Block #3949 hash changedstored 7d4bc868b3…dfa980now …
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 207 records. Each step hashes the current value together with the sibling shown.
- leaf 831f42e4ad3ef5507bcbd20c3b849f7499029d5077dc1d577a552f36c1898b79
- 01 R 837318ff796929e95b00732cffbfae3c33f0436a1de13d8997a11098f66561b6
- 02 R a48e9b2573161c0001f1b933f5a5e3cb60f3309b2ec3d2b78737bb3763f2b712
- 03 R 10c8326813b2170c6b4bf3e9c716decfdde2215521a37996eb78117b01fea34e
- 04 L 6914686b7d6c3349bf6fa8a0861a58cc500ce185ba5b4f2d6bd7f6d4a4758b64
- 05 R cccc3aa80d7d79804c9c2eb533b48bbfa530c11db002ac8a1e498c3a4b8bc3d0
- 06 L 491ecd97dc0f0ce3d932befc5c01cb1ac895d48fb97bc4ece534a7ebdb381758
- 07 L 6747e61aa313831848c45c4f772f15969d15c5d8752edd143f45d53430c1e53f
- 08 R f334aa0316dcf748921f9379c98e2b46b335ef8a65ab72eac7e06905fbdcab62
- root a1d4f253a7ce7136d61165663d7068a1b85be41bf8eebd8ae9512e6b468f1cb2