OpenTechnical

OT-2026-000058310

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000058310) never changes.

Identity and time

Publication numberOT-2026-000058310 · never reused
Internal UUID01a0ae88-f398-7c8f-8d86-bdb797f2003a · 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-2026-000058310
StatusPUBLIC

Content hashes

Canonical text8b31f74d0421495c99dd8dc3a8efb3c5d3566b60f23f8d2fc123268d1d204451
Markdownbc5d752e73cff23f5f1039aca44dc5f59dff14d64b6ebcff04585ef1bb889146
PDF
Publication paged48e0aeb208788c48b430d7b60197f5111cba7780ac332a5fb292cac150fd7ac
Manifest4b8f924b17db4fa40ec67f86a96e3b7d421366a257cfd8d0aca639ba98b6da75

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
SignaturewS0MmfFaCUlqxr7oQK59Kepo7xaZ3pFwJPt5QiW6SENXkrlF+K9GQqTg5nphsmnpIzC0W6HcVvMrOH3wzRb+Cg==
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

2026-09-17T10:46:42.706568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058310
observed d48e0aeb208788c48b430d7b60197f51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.688100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058310/manifest.json
observed 4b8f924b17db4fa40ec67f86a96e3b7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.669113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058310/publication.md
observed bc5d752e73cff23f5f1039aca44dc5f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.652135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058310/publication.txt
observed 8b31f74d0421495c99dd8dc3a8efb3c5...
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.