OpenTechnical

OT-2026-000023317

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000023317) never changes.

Identity and time

Publication numberOT-2026-000023317 · never reused
Internal UUID01a0ae70-7268-7313-806e-2aab7de92594 · 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-2026-000023317
StatusPUBLIC

Content hashes

Canonical text20ecfe4f86a2064c5f0f485db74c5c0c4bb72523cf66bb65cd972ace71299a8d
Markdown42e83ef59d229e7b0af2b50ef55d002998af3e135ee56d97eb2e2e1d5ae41a0c
PDF
Publication page88b46587a6baee4a02e888bc5f44f94d014e00fd6fd3b1c1c65055e73d8e99b2
Manifestf9880c691b51684b540286d55972cc1ce1eb37fda0a14239f2334dd0e0bdc8e6

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
Signature+h5cAXBDEdlrpK+4MF17v1SDxN2hxNHznZNYqx3P+gWa97WTQV5ShiFPfFE5XXYx7V3y7CzCIB/WAaaNJ2zGDg==
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

2026-09-17T11:51:24.097557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023317
observed 88b46587a6baee4a02e888bc5f44f94d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.080872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023317/manifest.json
observed f9880c691b51684b540286d55972cc1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.063150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023317/publication.md
observed 42e83ef59d229e7b0af2b50ef55d0029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.044835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023317/publication.txt
observed 20ecfe4f86a2064c5f0f485db74c5c0c...
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.