OpenTechnical

OT-2026-000049944

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two 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-2026-000049944) never changes.

Identity and time

Publication numberOT-2026-000049944 · never reused
Internal UUID01a0ae81-fd77-71f9-a611-11280db10668 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049944
StatusPUBLIC

Content hashes

Canonical textddf2c1492a5a53753e54db1f12758993eea4a1ee59627307ebd132e581ec57ba
Markdown97c5ebf4fc8a2239043756a63c57a40848e73cae997b9643177f189a958af0bd
PDF
Publication pageb88b7c7bd6822000c057eaf50d73030b113d036310627b354bfd0cbeabcf7703
Manifest48ee83aba8be35a461a201ae529459eeb6d61a1a4ec9ca31da7ab85c2234e6b1

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
SignaturefdIazH5h7V6F4i4FcRq4pbJRYnOwTq7KT/pOgkdFm5rriuoUyq/5aOT0TuT2SIWUtQShAR+rACfsBC/yFMCQBg==
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

2026-09-17T11:01:52.934250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049944
observed b88b7c7bd6822000c057eaf50d73030b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:52.916095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049944/manifest.json
observed 48ee83aba8be35a461a201ae529459ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:52.896687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049944/publication.md
observed 97c5ebf4fc8a2239043756a63c57a408...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:52.877665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049944/publication.txt
observed ddf2c1492a5a53753e54db1f12758993...
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.