OpenTechnical

OT-2026-000062353

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented after set-down

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-2026-000062353) never changes.

Identity and time

Publication numberOT-2026-000062353 · never reused
Internal UUID01a0ae8c-0abf-7825-8d8e-43d1057a3ebf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062353
StatusPUBLIC

Content hashes

Canonical textc2f1dd4e8b7e7cb9e6aa2a80a3c31468729758fd1c10a59b01c257090b8edd34
Markdown4ff48abf6a83fe682e869628f73a9f42336a4fae44c74b1b86da718161c564d9
PDF
Publication pagef7b45f198dfc2749624a8e4fadc1946897a8abe4c29210ab16ded5da53f3a6eb
Manifest7a9cd3dbace85f4dbf10c7c92bc7f563a30ed5f985734ad75d93dec972b97d7a

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
SignatureXP0trCNkLXq/6dH+2JBnoIC0ZgU4sfNn5dVSTPFhufAmrpLO04mWkAmuFiu8s89eMl8IKrfnOUvLwVUO7kxpCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:40.014741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062353
observed f7b45f198dfc2749624a8e4fadc19468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.997654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062353/manifest.json
observed 7a9cd3dbace85f4dbf10c7c92bc7f563...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.982005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062353/publication.md
observed 4ff48abf6a83fe682e869628f73a9f42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:39.964836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062353/publication.txt
observed c2f1dd4e8b7e7cb9e6aa2a80a3c31468...
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.