OpenTechnical

OT-2026-000053833

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented before 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-2026-000053833) never changes.

Identity and time

Publication numberOT-2026-000053833 · never reused
Internal UUID01a0ae85-735d-7281-9853-213ec4cb7e8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053833
StatusPUBLIC

Content hashes

Canonical text78c06e9e06c4a03c76ae4a85922abcc3744b9052948af3bed862742c91bc8ef6
Markdownade9feb3db614cd807ca7b5322652802f399437b6d2401365d817bd25cd8f290
PDF
Publication page814236579623e571132071bb5fd46434bdbc57fc3210dce9fde257d78af21efc
Manifestaa58865e5a16dae1faddaf9630d628ad93c3843326eb99529664decf1b8fdc9b

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
Signatureyik4vlemAOLAcBQojhqnpLIdEuCcpqVHGHK4tXyGnchCMTu3srZbr6F5Ak3fsnkXYful0xorfCW7jyvzKL8mBg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:34.820210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053833
observed 814236579623e571132071bb5fd46434...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:34.800910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053833/manifest.json
observed aa58865e5a16dae1faddaf9630d628ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:34.782894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053833/publication.md
observed ade9feb3db614cd807ca7b5322652802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:34.764880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053833/publication.txt
observed 78c06e9e06c4a03c76ae4a85922abcc3...
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.