OpenTechnical

OT-2026-000098053

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000098053) never changes.

Identity and time

Publication numberOT-2026-000098053 · never reused
Internal UUID01a0aea1-92f8-7256-b39b-945f95822286 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098053
StatusPUBLIC

Content hashes

Canonical textc8cf6a2704b4e16919705900fbe49b0e2ec205101fec0d47e10fc9d2e04d7cfe
Markdown1f60407b01fa87eb20c29056724df13ce1263d6f2b3bb642f9c42ef38d5c7f44
PDF
Publication page44e1b1c8488ac1c0fe65cbee8448c8fda16c4ab8e8f1082d0a2031163095cafe
Manifestee0b7e62eb44f77fc392907e87cfe4372dabd8e831266701442e18dcb06e0413

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
Signature8B5vSmSMWYTcotCmirzgU1Y0Mcn5wON2HHKslA+A5wI6HxyVkj+j5bsp8IbK1fBOeNQOCESj2fnqlzMOiyPbBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:14.158975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098053
observed 44e1b1c8488ac1c0fe65cbee8448c8fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:14.142143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098053/manifest.json
observed ee0b7e62eb44f77fc392907e87cfe437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:14.124712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098053/publication.md
observed 1f60407b01fa87eb20c29056724df13c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:14.107426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098053/publication.txt
observed c8cf6a2704b4e16919705900fbe49b0e...
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.