OpenTechnical

OT-2026-000034961

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000034961) never changes.

Identity and time

Publication numberOT-2026-000034961 · never reused
Internal UUID01a0ae76-6a1b-725c-87d9-18672c377974 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034961
StatusPUBLIC

Content hashes

Canonical text3d90dc802f0d705b1366092e7ca3f4e36c9d5507e510c0fdf4f7179b7fa1b7c6
Markdownbdfcb8ba68103de96b4f246d3e9ccaefa0f34fc5f55f8f8827a68708a5457d50
PDF
Publication page96f9a91be5e02915c5024e80231337d964671fd9e149fb842bc1987f9f30b758
Manifest701801451478021250e0e245ad6db41b57d6a1415c968ae42a3ffa62107b8f82

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
SignaturePXBVb6LMUErI87ZAKg4Y6+OsEHC4swWGRaFrVEXFJythqS1swUhH6jw+ESinHokzebbAgkktohAYzxKiiEvcDw==
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

2026-09-17T11:27:53.289859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034961
observed 96f9a91be5e02915c5024e80231337d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.272900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034961/manifest.json
observed 701801451478021250e0e245ad6db41b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.257106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034961/publication.md
observed bdfcb8ba68103de96b4f246d3e9ccaef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.240154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034961/publication.txt
observed 3d90dc802f0d705b1366092e7ca3f4e3...
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.