OpenTechnical

OT-2026-000082758

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, vented 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-2026-000082758) never changes.

Identity and time

Publication numberOT-2026-000082758 · never reused
Internal UUID01a0ae97-8cc9-7416-9d42-f03045f8b15b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082758
StatusPUBLIC

Content hashes

Canonical textd4789e52addc6ab403453fbf0f1901010d0b8196e77be93aa883fd73a7d2a6fb
Markdown6cd0599262808edec39e31be15536b551bcce5472f8fbeecde4e3c5d7ba05463
PDF
Publication paged87fae906075f5d216aaa39b2873c3b4869aa2d316d4fafab07634d4ffd3d0d2
Manifestb4bb013af1c9e65af5da6e76fb217ccc68b173be6f99889d45d7b4a6f702fac4

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
SignatureJeNzD/Q1weVvvOzchUWKyQtAHvyJEtiEFCvInzwcmWeAtw9OMuwpgi+kiAhTAzfmLb6LTjnLvSMHO8UtcWWfAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:20.532851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082758
observed d87fae906075f5d216aaa39b2873c3b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.516200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082758/manifest.json
observed b4bb013af1c9e65af5da6e76fb217ccc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.498149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082758/publication.md
observed 6cd0599262808edec39e31be15536b55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.481462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082758/publication.txt
observed d4789e52addc6ab403453fbf0f190101...
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.