OpenTechnical

OT-2026-000057082

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000057082) never changes.

Identity and time

Publication numberOT-2026-000057082 · never reused
Internal UUID01a0ae87-d5b7-7f46-a7f1-fcb139b612e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057082
StatusPUBLIC

Content hashes

Canonical textbf8302ce031f663a31324bff4fa5fdbe1a79e0db394beae5c28d042feeeff6a6
Markdown26a7330b6d5ac6d7eee1f3dde0e867c493ef4067d4a1d4700d1799aa50bf9a36
PDF
Publication page22380f67a7534cf0d5c00cd0f1eba29b224f80267995b0aa825eb36e35e92bd3
Manifest1c1ea69522b1fa4a7ad69ab705a04b6ac64f5ecfef10b9ab4a4c2086d104e531

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
SignaturefxS45oSaL220UcL+GeBtpNdYWg/FQ56m9iOPlF6f5ZtZ24Vn6Rw4YY8XXgATwviGtwz9qbFs0CAuT1/Z6zX6CQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:48:34.676999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057082
observed 22380f67a7534cf0d5c00cd0f1eba29b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.659139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057082/manifest.json
observed 1c1ea69522b1fa4a7ad69ab705a04b6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.642121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057082/publication.md
observed 26a7330b6d5ac6d7eee1f3dde0e867c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.624506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057082/publication.txt
observed bf8302ce031f663a31324bff4fa5fdbe...
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.