OpenTechnical

OT-2026-000044739

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000044739) never changes.

Identity and time

Publication numberOT-2026-000044739 · never reused
Internal UUID01a0ae7c-911a-72cc-9027-2967f7614212 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044739
StatusPUBLIC

Content hashes

Canonical text0397302bea9444d676f52f25eca55d45b8d2ae0a173046052497ad646808585d
Markdown1b9afcd85465e8abf31c668b199ded46f60835c8d8326df8cca983b1bdc6c5ca
PDF
Publication page70a93d385ea7482bc8481bbcc3de5e88264950e3db887fd8fec6fd829561c1c0
Manifest15c468c86265fea169ac2c97923fe5b25f1613a04c15a5afb0b8f266a540839c

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
Signaturey/GcOYgEB1fv0kRSzymXeJ+MkqvD+l7Yd6CZIK6YShT5FjNq8QnZgWZbOnkiyLo/SeikUeBUckP1fcbMqmpfBQ==
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

2026-09-17T11:11:21.126391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044739
observed 70a93d385ea7482bc8481bbcc3de5e88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:21.108009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044739/manifest.json
observed 15c468c86265fea169ac2c97923fe5b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:21.090144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044739/publication.md
observed 1b9afcd85465e8abf31c668b199ded46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:21.072814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044739/publication.txt
observed 0397302bea9444d676f52f25eca55d45...
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.