OpenTechnical

OT-2026-000041944

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000041944) never changes.

Identity and time

Publication numberOT-2026-000041944 · never reused
Internal UUID01a0ae79-e8a6-713a-8f6c-1ee608efcf9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041944
StatusPUBLIC

Content hashes

Canonical text44d857242fd36a1f8d09d75c5221c59b28cc594d09fdc4491d69ace9cd507a9f
Markdown2e96a7590db7ff51028b2d3e14e3ebb285cdd142dbee64190efe75d3e3cda5a4
PDF
Publication page560e2cf1510e8de6ca9be74a4fddaf9f929d255b91e6ff3e706410c4979e1c0e
Manifest945d5d3d14206d91fb6805210198c6f7b0e4fc33e7537a4eb2319d8ed1b79700

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
SignatureuhwdaArfrrOB6IqjDR32d10YpVdzjcjnntxO3eele+5gu108ujlaYQLiUi77QcyZGWMLNH7sl1ToftE3s8lGAA==
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

2026-09-17T11:16:50.022345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041944
observed 560e2cf1510e8de6ca9be74a4fddaf9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:50.005708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041944/manifest.json
observed 945d5d3d14206d91fb6805210198c6f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:49.989081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041944/publication.md
observed 2e96a7590db7ff51028b2d3e14e3ebb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:49.972535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041944/publication.txt
observed 44d857242fd36a1f8d09d75c5221c59b...
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.