OpenTechnical

OT-2026-000044690

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000044690) never changes.

Identity and time

Publication numberOT-2026-000044690 · never reused
Internal UUID01a0ae7c-39da-7cb1-9384-c78d128491ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044690
StatusPUBLIC

Content hashes

Canonical textf5d09676273f2ac22561cb1704503704e85848c030531274d09bf03b825e6078
Markdownf179a635505eb849350efd9ee82234aba9a65b446e761f06a4de7bb9eca94ec5
PDF
Publication page59fb17ba4c342d32c6d190e66e6b2502b7bd2778d7d526edb6647f53af32aff3
Manifest51ea433b29f2bd3dc39dfb40500d7d0ef74781646728d06357c1fd6429da35a2

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
Signature6dj/leRD0VeVGYSOTno1gYHCS8FbP4YV/n75sxlQH2vHc5XaUz4/6yIyeiqvnttGWyxmvuY2mi1oFz3xaanwBA==
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

2026-09-17T11:11:56.801021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044690
observed 59fb17ba4c342d32c6d190e66e6b2502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.780631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044690/manifest.json
observed 51ea433b29f2bd3dc39dfb40500d7d0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.761926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044690/publication.md
observed f179a635505eb849350efd9ee82234ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:56.741866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044690/publication.txt
observed f5d09676273f2ac22561cb1704503704...
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.