OpenTechnical

OT-2026-000062134

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000062134) never changes.

Identity and time

Publication numberOT-2026-000062134 · never reused
Internal UUID01a0ae8b-b8b0-7974-919c-151b06129757 · 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-2026-000062134
StatusPUBLIC

Content hashes

Canonical texte1eb30f8885c7441c6dc430386384c3048a6a802dd448836be0dee02746fa5bd
Markdownaea094d3bcaab347e3f85fa21409d81bfa237b47d2802c72efe99440d193e726
PDF
Publication pageefbeee481d6152497578588215691fc129d821d3161e791df0f755c0dcb3739a
Manifestf82c08a01ad94ce40dc12ede42f24253c330bfdee1db4d4a59000c8a8d155221

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
SignaturerxSiyurhvugFp8dRJhb14J3Q3ZewTYQNPpDMFwaU8z3njddsbU4SGGIixK4tSQF2KXXibEF3r9TiZq62LuUrBA==
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

2026-09-17T10:41:12.051149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062134
observed efbeee481d6152497578588215691fc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:12.033286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062134/manifest.json
observed f82c08a01ad94ce40dc12ede42f24253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:12.014641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062134/publication.md
observed aea094d3bcaab347e3f85fa21409d81b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:11.995747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062134/publication.txt
observed e1eb30f8885c7441c6dc430386384c30...
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.