OpenTechnical

OT-2026-000059303

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line 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-2026-000059303) never changes.

Identity and time

Publication numberOT-2026-000059303 · never reused
Internal UUID01a0ae89-8614-74a1-aa03-9cf9f554773c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059303
StatusPUBLIC

Content hashes

Canonical text9eced4280f40b3f3f17171b45d67a934cfdfd06e61aeb92486cfe6594bb483b9
Markdownb014b74f2cdb5dc2817c04f03e7803bad48a0bfea5035d9854ed4ba6406c48af
PDF
Publication page2445f2c7d332c8425b20790b1a85c2e49366b3d856afab285397cb73a12bf0c7
Manifesta8afcf4e69c28c209b380f136ae7712146162ae5a2702a621b1b0f5b9bca23bb

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
Signatureqrr4DKCwoDZgObp/o0a9l1GeWGJ8yXJwVU/GWUnxxk803PMvTf6JL6uLndCePGLKW29/nJ5vqqChED62p0WnAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:51.751906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059303
observed 2445f2c7d332c8425b20790b1a85c2e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.735628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059303/manifest.json
observed a8afcf4e69c28c209b380f136ae77121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.717997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059303/publication.md
observed b014b74f2cdb5dc2817c04f03e7803ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:51.699410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059303/publication.txt
observed 9eced4280f40b3f3f17171b45d67a934...
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.