OpenTechnical

OT-2026-000058158

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000058158) never changes.

Identity and time

Publication numberOT-2026-000058158 · never reused
Internal UUID01a0ae88-6edb-7d2d-916b-a2b917b2d0d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058158
StatusPUBLIC

Content hashes

Canonical text6fc255acc537a1a501394ee8c4995fd8335b60ab2c128b942128aeb10b39fc2f
Markdown1386e56782203e8e42a95987c1ef44b63fb1fa8aa2ae806dc224ae30ba2b7eff
PDF
Publication page7fed490a0cdebc042d529fd780f7fe0731f8e43b4334cd7d2ff40eb80360fa56
Manifeste428ade05e5f2579c5724dcb790fe18c13bc73f6f796bef47fc8abd9c5a9ffa3

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
SignaturebjqCvbTkrJfrJVWU4TqvQkXTIJUIHkM4n23GeXQvslws812/OHuw3NKKTQiSmYGDSug+cZ5h7HAfM+7vffiACA==
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

2026-09-17T10:47:51.163644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058158
observed 7fed490a0cdebc042d529fd780f7fe07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.146340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058158/manifest.json
observed e428ade05e5f2579c5724dcb790fe18c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.127714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058158/publication.md
observed 1386e56782203e8e42a95987c1ef44b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:51.110228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058158/publication.txt
observed 6fc255acc537a1a501394ee8c4995fd8...
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.