OpenTechnical

OT-2026-000023466

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, sustained 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-2026-000023466) never changes.

Identity and time

Publication numberOT-2026-000023466 · never reused
Internal UUID01a0ae70-7269-7aed-a8ff-0c26b8bc98e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023466
StatusPUBLIC

Content hashes

Canonical text50ee7fdd31ba8593c5787023a2b23b557e9fa9f70a44e571c5e464b93c579881
Markdown628bd6f39163a9f16e43ce5462d5bc2c443741a5ddf7e43c24684a83cf24cd2f
PDF
Publication page3f46415d76066759a69c019399c00f0691d1eeed7491786cf9ab5ac028eb2542
Manifest6693ec97157bcc0ea74e6c1789dd326f4174a4622815d7224299712afc7a48d4

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
SignatureVLrubtSgIITZ59BtQ1lZr/f5Lfc0KYMasJLqFOTfBlvENrfUZRUTq9GMBUuouxUDvzN3rqy5Yt+kHgO7AmMBBw==
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

2026-09-17T11:51:41.274694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023466
observed 3f46415d76066759a69c019399c00f06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:41.251478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023466/manifest.json
observed 6693ec97157bcc0ea74e6c1789dd326f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:41.233875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023466/publication.md
observed 628bd6f39163a9f16e43ce5462d5bc2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:41.203019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023466/publication.txt
observed 50ee7fdd31ba8593c5787023a2b23b55...
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.