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
CITY OF MANILA Award a ₱44.9M contract to NEW C C BARCELONA CONSTRUCTION CORPORATIONCities
Transaction hash:
9da92edcbd2c06397b7873ad627e2747e7a3b58fadca0c55ddb0eb48f6aecc3f
Status:
Included and unchanged
Block:
#4,520 1,493 blocks after it
Position in block:
Transaction 164 of 277
Award day:
Jul 27, 2021 (5 yrs 3 mo ago)
From:
Value:
₱44,874,536.28
Project:
Rizal Avenue
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 #4,520 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)CITY OF MANILA awarded it to NEW C C BARCELONA CONSTRUCTION CORPORATION on 2021-07-27.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)COA's CY2024 audit of City of Manila gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 9da92edcbd…aecc3fnow …
- 2. Block Merkle root changedstored 1b20ce61e6…10d4f3now …
- 3. Block #4520 hash changedstored a61c5afc0f…0dad09now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 276 records. Each step hashes the current value together with the sibling shown.
- leaf 9da92edcbd2c06397b7873ad627e2747e7a3b58fadca0c55ddb0eb48f6aecc3f
- 01 R 9f3bfb178fa6617516b9146fcd082ff18b7260fd8c68e739ddf18386738973e0
- 02 R 62eba6fec36b25eb9ccae97b95768bbc05d08cebdca9ede9d833792b7ac025bb
- 03 L 1cf22b51585dc77a5738ca894b626e051920601552da7ba31e82a1e21bfdc2a1
- 04 R afd5a58a07864c949100b5685312d93f4cfbab6c4807f7ae64db341fd30e3052
- 05 R f1426ca72a02278270430eb951a0ab11ff5ae1c58ae29890eeea5d003aa9c2c0
- 06 L fdbc7f777fd84b35653c103133914610b372e79cf5c732e3ad03f13fb4b1b128
- 07 R 454980b7c4b453aa2c15abcc34055d461a62d1e756e9334e1b3a871bd796e90e
- 08 L abb0ef81be9e015c68f4172becc8bcf62c78b8c0e55a02d9225f95a9bcb4f0dd
- 09 R a8ea9db3430c6550c62467992232b271966d76af7d1f9b00245a9dd48f65a03c
- root 1b20ce61e61842e681fc86feda646cfe3aa35bf2cc569fbe410535629f10d4f3