OpenTechnical

OT-2026-000060664

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, sustained blow-off after 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-2026-000060664) never changes.

Identity and time

Publication numberOT-2026-000060664 · never reused
Internal UUID01a0ae8a-b7cd-7d65-ba8b-445b2c2747d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060664
StatusPUBLIC

Content hashes

Canonical text6e4b43417bed4f226a4529c158afbba297987028140ce8a3f7230d7829f6ee7e
Markdown6bb09675a248919bf784938201df85fd6202a6013d1ecc7b1e3f0f71fd41eb99
PDF
Publication page6e3965fea9fe7de7406718a4674b8839bf1409823b802c1064ead1aeb5b12fff
Manifest400fdc34706bbe3ff7d253d40d73874626405502f6744c51ba3596e8954ba318

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
SignatureQVfMCNRyXfDQWKqufxDAHrHefYSdpQTkxUeG25fwvaGZ+pHr5T4VnjpZIJX+jkGdBvt7DQfn64zRW+HdGmwrBQ==
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...

Independent retrieval

2026-09-17T10:43:18.148027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060664
observed 6e3965fea9fe7de7406718a4674b8839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.129228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060664/manifest.json
observed 400fdc34706bbe3ff7d253d40d738746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.114151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060664/publication.md
observed 6bb09675a248919bf784938201df85fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.096989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060664/publication.txt
observed 6e4b43417bed4f226a4529c158afbba2...
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.