OpenTechnical

OT-2026-000099860

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000099860) never changes.

Identity and time

Publication numberOT-2026-000099860 · never reused
Internal UUID01a0aea3-1473-761e-81e2-7dfef283041b · 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-2026-000099860
StatusPUBLIC

Content hashes

Canonical text215be6e07a6a414bb5eabdc6ac6e3328197ac4467f3ba5ca7f2ab06e833797e3
Markdown212949252b2a17e4bd1d9d38b16c0835a53f2f29eec5b4ffe3e39d07c66cef98
PDF
Publication pagedf95a31228c704af1bfaf428a7bb1ffb46236e5bd0f5283bfc57915637a26c0b
Manifest318cae46483ed137e7f49aeef7f2882b038caefebcb7e492078217305dd2bd50

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
Signaturex1s4YVFKHjpLq9ovfq4E3JrwOOTNpHaOgtLHTG5tcyHZ/w6PtgCLVT13Dxst4mz5WACgQtE0KK1ibBZv9/1yAQ==
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

2026-09-17T09:30:22.078904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099860
observed df95a31228c704af1bfaf428a7bb1ffb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:22.058688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099860/manifest.json
observed 318cae46483ed137e7f49aeef7f2882b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:22.041373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099860/publication.md
observed 212949252b2a17e4bd1d9d38b16c0835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:22.011628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099860/publication.txt
observed 215be6e07a6a414bb5eabdc6ac6e3328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:44.052725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099860
observed df95a31228c704af1bfaf428a7bb1ffb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:44.034672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099860/manifest.json
observed 318cae46483ed137e7f49aeef7f2882b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:44.016059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099860/publication.md
observed 212949252b2a17e4bd1d9d38b16c0835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.997225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099860/publication.txt
observed 215be6e07a6a414bb5eabdc6ac6e3328...
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.