OpenTechnical

OT-2026-000047485

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000047485) never changes.

Identity and time

Publication numberOT-2026-000047485 · never reused
Internal UUID01a0ae7f-3e58-77b8-a20d-7753803891ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047485
StatusPUBLIC

Content hashes

Canonical text5ab00971170e7fe960e609961b014f896808df19b57d778dd333611cbcd58124
Markdown3b22e4d2a8db72685b765897066548f7a2e371b00fc5f97646b14841ff5b24d0
PDF
Publication page041ac1cc911bd49fd64ca8ddfbd2980cd19d5e7937f234f72a63df7de1e3c3f5
Manifestac0838679a9c518a30a765bd211009dd346fa312492f802334aa49956f197da6

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
Signaturekv+CflBOlGynFx5r6fK+NX/uTTa81Jhnuofxy2pBNgpF8D5oie+PYt+uYxHmuwlsEH4CGJKSK4SEio1BzW8vAg==
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

2026-09-17T11:06:31.497036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047485
observed 041ac1cc911bd49fd64ca8ddfbd2980c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:31.479211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047485/manifest.json
observed ac0838679a9c518a30a765bd211009dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:31.461564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047485/publication.md
observed 3b22e4d2a8db72685b765897066548f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:31.444583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047485/publication.txt
observed 5ab00971170e7fe960e609961b014f89...
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.