OpenTechnical

OT-2026-000058777

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000058777) never changes.

Identity and time

Publication numberOT-2026-000058777 · never reused
Internal UUID01a0ae89-479c-74a1-bf9f-b86d8e1f6984 · 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-2026-000058777
StatusPUBLIC

Content hashes

Canonical text414f24ac3a4dff111974546e9c47e0a448748e764ace0c26c5a2b9873e03fe7b
Markdown91fe053da5dbf1ed677b3f5971d110638a06612fe1d8b73789bac2d88b49e931
PDF
Publication pagecbd0dcda7edfdeef810b3032538c032f1b8137d71ef568f321b8a62c38d7c9f0
Manifest18ca20b03679422f10ff249deeec2d8e0c6e853d024bde644290673eb3ebc3c1

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
Signature7rmW4x0UkfMRuS8rYWkH5JcGWMyjCk9cAP2GmVgOKLDLu1PjHiU8HjVIBW/5Ryo3xnawwTcpZP9vY44AAkXkBg==
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

2026-09-17T10:46:17.565168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058777
observed cbd0dcda7edfdeef810b3032538c032f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.547076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058777/manifest.json
observed 18ca20b03679422f10ff249deeec2d8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.528535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058777/publication.md
observed 91fe053da5dbf1ed677b3f5971d11063...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.508909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058777/publication.txt
observed 414f24ac3a4dff111974546e9c47e0a4...
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.