OpenTechnical

OT-2026-000051982

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000051982) never changes.

Identity and time

Publication numberOT-2026-000051982 · never reused
Internal UUID01a0ae83-e78e-7e00-8381-38f96e883c8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051982
StatusPUBLIC

Content hashes

Canonical text8a10e5b2c9a422d6af09d8f1d3e6b8adf42b9656231e60fddcec546697729670
Markdown6575485dcea3b30f55958ed384cca461129d96c3966f5a053a5d6d5da7b421d1
PDF
Publication pagef0a88ba588af9ffc5ff124b8b39dd4bc7300b372a700170540e83a048bcab669
Manifest5df2b6e84922e3964c4782145509b7e7fa290e84aae9520072f060fbb4116622

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
SignatureDoBoW0C9ngK1TGfR4pelZh4krpOtxA7T70m/rm7c5JQyHQNgtR8VOL1Zi4Tec6sFi3mDTpHxUbeu/tTa5qBiCw==
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

2026-09-17T10:57:28.990375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051982
observed f0a88ba588af9ffc5ff124b8b39dd4bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:28.974101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051982/manifest.json
observed 5df2b6e84922e3964c4782145509b7e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:28.957674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051982/publication.md
observed 6575485dcea3b30f55958ed384cca461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:28.938531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051982/publication.txt
observed 8a10e5b2c9a422d6af09d8f1d3e6b8ad...
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.