OpenTechnical

OT-2026-000046852

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000046852) never changes.

Identity and time

Publication numberOT-2026-000046852 · never reused
Internal UUID01a0ae7e-d0f5-73e1-9631-77c4bb99b0d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046852
StatusPUBLIC

Content hashes

Canonical text06c9c232e3bb3194edca560cb121cdfc1f609e61e83ce53549ea0505972c7b88
Markdowna32d70237062649740eb797317ea13fdaa3d29f71c8eccff7e80db29dc1a2d15
PDF
Publication page6496e8c5de2f78f1a790718e625eab6f0ec999588c67cb6e0d6a1c08dd91231f
Manifest731c3a6afa548c3c3609c05f6683ee82049dacc4dfa693b4cf0cbc4952d4b371

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
Signaturem77Ee3D5VJflSf89BqgkIWk3TiuA52Zq0SXlFHo16+N5348i8VVSA+6jAKrIbMGprsMYLRqHiPPccGfrD/4SBQ==
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

2026-09-17T11:06:57.216167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046852
observed 6496e8c5de2f78f1a790718e625eab6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.199393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046852/manifest.json
observed 731c3a6afa548c3c3609c05f6683ee82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.181014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046852/publication.md
observed a32d70237062649740eb797317ea13fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.163635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046852/publication.txt
observed 06c9c232e3bb3194edca560cb121cdfc...
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.