OpenTechnical

OT-2026-000031752

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000031752) never changes.

Identity and time

Publication numberOT-2026-000031752 · never reused
Internal UUID01a0ae74-bad0-79cd-bab7-2a0eb720ceaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031752
StatusPUBLIC

Content hashes

Canonical text087fff28030e452f5994352ed9ff8d293faa726b5b19b1b55f94cd241bd69849
Markdown9ae7d31058f2b98c4efe818e530340c4a122044466a691154409e38d9be9444a
PDF
Publication pagef186c8ba8257653305b8346c13238f6be6ba9525679d5be683b1c06f6d33225a
Manifest036ed64d86411e790572d93e368fa6fed62d00f41e7a1e50b8bd2af969b8fa9b

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
SignatureMaEb+0HGlYmomppbVqTSBsd1lfQ9ca/fvIYqwxUvD2O/XzEJvN6YoCchpZpnD82DSPaHSVZshW7geSOLcKO3Ag==
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

2026-09-17T11:34:52.306112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031752
observed f186c8ba8257653305b8346c13238f6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:52.290159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031752/manifest.json
observed 036ed64d86411e790572d93e368fa6fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:52.274540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031752/publication.md
observed 9ae7d31058f2b98c4efe818e530340c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:52.257880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031752/publication.txt
observed 087fff28030e452f5994352ed9ff8d29...
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.