OpenTechnical

OT-2026-000016645

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000016645) never changes.

Identity and time

Publication numberOT-2026-000016645 · never reused
Internal UUID01a0ae6e-5918-7baa-a360-16a61b86ede4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016645
StatusPUBLIC

Content hashes

Canonical text75c78062dc7c36cbefdc2cc20ce606a2d50cd74e01525eee5d0d1373b2b30361
Markdowne7f1b2c7fcd57dd03a58f5f94b78ad6bf15b2d94e6996764d38e6971f5fe3161
PDF
Publication pagef53b5b863a787acf37065acb44a5f6e97db5720887aa52b3f404c457ff9ac8c0
Manifest3ebfdfb992f41d8eb696b7667d1a574aa7cb9354a0549f51360d81685f3aa060

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
SignatureuM8Tb9799x9NCPzukzSdRj4sgagH/artLgYt1citymD/cNbin+tPu8mFOfAQLKukFBtpBwX6zvSHVpfS7PcECw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:50.458602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016645
observed f53b5b863a787acf37065acb44a5f6e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:50.439797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016645/manifest.json
observed 3ebfdfb992f41d8eb696b7667d1a574a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:50.422443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016645/publication.md
observed e7f1b2c7fcd57dd03a58f5f94b78ad6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:50.405847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016645/publication.txt
observed 75c78062dc7c36cbefdc2cc20ce606a2...
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.