OpenTechnical

OT-2026-000062035

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000062035) never changes.

Identity and time

Publication numberOT-2026-000062035 · never reused
Internal UUID01a0ae8b-b8af-79dc-8e38-d7526db2430c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062035
StatusPUBLIC

Content hashes

Canonical textce5adfa1af2a249f01e06f156263d44709fa6acb5f21007e530abedfb55b4a02
Markdownfed76dbe4ef6ef0e7da8d52aba87698222b4812380d53b2afbaa54d17c524e83
PDF
Publication page240aa647eaa67bd6f1e7181dbb965295228c4a5ca7f22716704ed8b478799c56
Manifest0fbebe1e238d62058efc521311a9923828bedf024dcfb8a46f27e070d046554b

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
SignatureJw1Kc/D9/jZ1H4Lq5XHbDwpwm66m9kij9AlMXtSgH/G9g6bGCnFbb+TxCZ2ngQw/7bLTBNETVTEEA/iT8GQpCw==
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

2026-09-17T10:41:04.329626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062035
observed 240aa647eaa67bd6f1e7181dbb965295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.312528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062035/manifest.json
observed 0fbebe1e238d62058efc521311a99238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.294469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062035/publication.md
observed fed76dbe4ef6ef0e7da8d52aba876982...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:04.276354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062035/publication.txt
observed ce5adfa1af2a249f01e06f156263d447...
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.