OpenTechnical

OT-2026-000058931

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000058931) never changes.

Identity and time

Publication numberOT-2026-000058931 · never reused
Internal UUID01a0ae89-479f-784e-bb7c-f0ecedb881d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058931
StatusPUBLIC

Content hashes

Canonical textf340c7629686d50108288d50450babccb803e3c0fe916bb8ef4ff25f92dcc7be
Markdownef80dcfe4865ccd77e02c0ce968bf3d216d012ec69f3392b38e9ddfa4ad5dbdc
PDF
Publication page02d9b18499da8cb40ef3d24944130258200e5f0312bf7845ea42ac53ce12750a
Manifest906a3e1384e0a2aa8039134afb8d7d56208713e2b6285ecb93b7e1cd9bfc9526

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
SignatureNtgXntlbEvVRyOJkue/n8uJNancIdBJ9YnyrNM1MEET1xJ4wr128oMQERMuaDgPW70Hu7LqLGVTAqx47eHMiCw==
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

2026-09-17T10:46:30.189210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058931
observed 02d9b18499da8cb40ef3d24944130258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.171851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058931/manifest.json
observed 906a3e1384e0a2aa8039134afb8d7d56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.153688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058931/publication.md
observed ef80dcfe4865ccd77e02c0ce968bf3d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:30.136897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058931/publication.txt
observed f340c7629686d50108288d50450babcc...
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.