OpenTechnical

OT-2026-000046455

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000046455) never changes.

Identity and time

Publication numberOT-2026-000046455 · never reused
Internal UUID01a0ae7e-57dc-7834-9fd3-9d16ab599815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046455
StatusPUBLIC

Content hashes

Canonical text99fe06ac3bb2bd8fe8c937ee6ad4d3afabec269c7e8e8c17e82cfd5bcd08b9d8
Markdown33cea2d078925054925bbbe7f099b6869f7356b8bde68095a86d40de65eb7dc4
PDF
Publication pagece6649adde1603ad10e75549c70e597822415871f1de4596d6472d1962173a84
Manifestf54212cc6c17a489912023c816a8e674c7e194789dececaf776687b93ca007d7

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
SignatureLrhURBR1Oaea78qRepKoZ+EBRxLMPuhuiTahKivp+z/JYW055VMTBdOu9TlOuO36dGBNIt9Y7vT53hIRqoELDw==
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

2026-09-17T11:08:28.765333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046455
observed ce6649adde1603ad10e75549c70e5978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.749603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046455/manifest.json
observed f54212cc6c17a489912023c816a8e674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.731413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046455/publication.md
observed 33cea2d078925054925bbbe7f099b686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.714193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046455/publication.txt
observed 99fe06ac3bb2bd8fe8c937ee6ad4d3af...
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.