OpenTechnical

OT-2026-000039296

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000039296) never changes.

Identity and time

Publication numberOT-2026-000039296 · never reused
Internal UUID01a0ae78-9674-771b-aee1-80fbf637d714 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039296
StatusPUBLIC

Content hashes

Canonical textc29751b5e28e518c9846edd07aebdbc7997f95916f3f5c3d865a458f8d5cf1b4
Markdown9e2f3ca9b9c3d09d655a866a00c6fe5f9064d73c7c0c59946a9efbce5c70865c
PDF
Publication pageea7a0db2cc4b0e8cb3e70023c0b754dec4a77c0cc027a30e1c2d1fe68fb92bf1
Manifest613d51c90f97a8fe11d8084c50179244c180759c3a96017bcde8d583eaaf5d49

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
SignatureyhLbM9IPeAF48kc5dKB90s4LrtqKXCzAVOqKOKiVtZfPOKX0Ci8IgSQjuPdglndzzR49imh3Ucq0VXk4b7e1AA==
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

2026-09-17T11:20:52.591462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039296
observed ea7a0db2cc4b0e8cb3e70023c0b754de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:52.574342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039296/manifest.json
observed 613d51c90f97a8fe11d8084c50179244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:52.556363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039296/publication.md
observed 9e2f3ca9b9c3d09d655a866a00c6fe5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:52.536856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039296/publication.txt
observed c29751b5e28e518c9846edd07aebdbc7...
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.