OpenTechnical

OT-2026-000058833

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000058833) never changes.

Identity and time

Publication numberOT-2026-000058833 · never reused
Internal UUID01a0ae89-479d-73f2-aa1b-26a5be6f081a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058833
StatusPUBLIC

Content hashes

Canonical textbb244380553b3e36bc85719db0452c1d2ffaec4145cd050ca993afdb9ac3c87d
Markdownf26b096b6b2b4ac0926255307ae3bbf8465530c72bcae8e195f7860c4e5c8ca4
PDF
Publication page7ecfbef1ac14d278ba6cd9388b20ff50d8e19fe93972acaeea98bcff04a351ba
Manifestb3284dc56bf110a64a43c904f7404f3c0342c089170ce6d2a7311e901a79e561

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturesqTT6r1jJw2f+9tP9zxUatrM7x20WV4RpdAbmDJBK5PvQrOQZEjBWpyxnmm8gDR6nrh/cgKnrOPu9YntwGuEBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-18T04:41:24.282010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058833
observed 7ecfbef1ac14d278ba6cd9388b20ff50...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T04:41:24.039059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058833/manifest.json
observed b3284dc56bf110a64a43c904f7404f3c...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T04:41:23.844220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058833/publication.md
observed f26b096b6b2b4ac0926255307ae3bbf8...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T04:41:23.499695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058833/publication.txt
observed bb244380553b3e36bc85719db0452c1d...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:46:21.919142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058833
observed 7ecfbef1ac14d278ba6cd9388b20ff50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:21.900475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058833/manifest.json
observed b3284dc56bf110a64a43c904f7404f3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:21.881868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058833/publication.md
observed f26b096b6b2b4ac0926255307ae3bbf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:21.862380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058833/publication.txt
observed bb244380553b3e36bc85719db0452c1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.