OpenTechnical

OT-2026-000058678

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000058678) never changes.

Identity and time

Publication numberOT-2026-000058678 · never reused
Internal UUID01a0ae88-f39d-7dc2-a791-b869c55ecc25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058678
StatusPUBLIC

Content hashes

Canonical textf28764a3bfbf10f048d5937955a5159395ab304bc8739b41757070162b35e9c1
Markdown3660e87f609d651f2b237e6e858685eddffa84dc962357dfd5a162a4db869e24
PDF
Publication page44dfddbab45bb62d5aa740584d00fa1907265b04540986720838e0437cf77b99
Manifestd5b5ef4f78f8a278ab1aa1b9c2a103ef7bbd18ea9b56c3084e651afcc98c7238

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
SignaturehQHkV7X4t0Vy6mR72rj+wmd+XtFKyMelzAhl5FRVcQt4NZHL0nVrgxN0/avJHwzc9fLQ4VyopdzWCcMqtczoDA==
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

2026-09-17T10:47:11.886892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058678
observed 44dfddbab45bb62d5aa740584d00fa19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.869663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058678/manifest.json
observed d5b5ef4f78f8a278ab1aa1b9c2a103ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.852337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058678/publication.md
observed 3660e87f609d651f2b237e6e858685ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.835079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058678/publication.txt
observed f28764a3bfbf10f048d5937955a51593...
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.