OpenTechnical

OT-2026-000099892

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, 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-2026-000099892) never changes.

Identity and time

Publication numberOT-2026-000099892 · never reused
Internal UUID01a0aea3-1473-7b84-94e6-82426af78a8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099892
StatusPUBLIC

Content hashes

Canonical text1b992f9a6199f0366a0bea3fc596d649fe32807c83facb4fc2a38dfce7c9d3b6
Markdowne3fcf273f316468ebddb5777012d3a13667756ca9279590d4a675dcd3227ceda
PDF
Publication page7ed8b903678b7b322315df71139d218682d070e0f4412683111bbc346ce35be1
Manifest54188cb6b22b69be94e5cdaa187eccfcc33f8447b3a678b7514304f591f8ca74

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
SignatureNhAaHFojrNnMZW7aeXkUR3yJGgGuSSbxPz45xKUR9YZ1Syc39dY63m35UumNQrhwMgNUy6poH0pIIKPjGC2ECQ==
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

2026-09-17T09:30:31.505579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099892
observed 7ed8b903678b7b322315df71139d2186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.488327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099892/manifest.json
observed 54188cb6b22b69be94e5cdaa187eccfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.469265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099892/publication.md
observed e3fcf273f316468ebddb5777012d3a13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:31.451336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099892/publication.txt
observed 1b992f9a6199f0366a0bea3fc596d649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.194892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099892
observed 7ed8b903678b7b322315df71139d2186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.175620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099892/manifest.json
observed 54188cb6b22b69be94e5cdaa187eccfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.156340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099892/publication.md
observed e3fcf273f316468ebddb5777012d3a13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.138722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099892/publication.txt
observed 1b992f9a6199f0366a0bea3fc596d649...
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.