OpenTechnical

OT-2026-000050090

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three 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-2026-000050090) never changes.

Identity and time

Publication numberOT-2026-000050090 · never reused
Internal UUID01a0ae81-fd79-7c0c-825a-3a27ea4b33fd · 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-2026-000050090
StatusPUBLIC

Content hashes

Canonical texte54589715a78a798653b7bc411dcd0637908944971c528c95cc31f7ff09d6d72
Markdowna04efddb1e2e24cf5bafa1b26063920437c946a66a3e944dec442077d47fb21b
PDF
Publication page6a25b32bde8ff11d4c93a137357e767b62be98be7aa9f2bed82d469f5f4730cb
Manifest08946a76daf6f915028d04d0df210ebb00c49bf9ba6ed945bf65f2270a662fef

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
Signature94bNf/g2G6UNe/UDODKvbc9K16U5+asWii+9gqDb0B1hUy6DzyZDHbgNYWjdbs8/5oAJzuKS6RZVQZ5QFQG4Bw==
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

2026-09-17T11:02:05.239120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050090
observed 6a25b32bde8ff11d4c93a137357e767b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:05.219855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050090/manifest.json
observed 08946a76daf6f915028d04d0df210ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:05.199262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050090/publication.md
observed a04efddb1e2e24cf5bafa1b260639204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:05.182135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050090/publication.txt
observed e54589715a78a798653b7bc411dcd063...
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.