OpenTechnical

OT-2026-000058703

Publication integrity record

Foam pad vacuum gripper, four zone face, four 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-2026-000058703) never changes.

Identity and time

Publication numberOT-2026-000058703 · never reused
Internal UUID01a0ae88-f39d-7dbe-85b3-d7cbc290417c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058703
StatusPUBLIC

Content hashes

Canonical textbe0a7e17cecdae740ac758bcb2448bd685ad054930a322ea0cad5ed68b77316a
Markdownb1889b43af02e57f2af11b79ce38a0e1d8cc963e668e4988ac729058e85791de
PDF
Publication page1248c3cdd6f421e0fd2c9f83020f4eb457ddffb08ea3e6dc71a91fe25e7ec475
Manifesta2e53e8a500b5e483fe4349e29473bd3f20c86a1b78c2d9424026cf29a0442e6

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
SignaturexB07TzZYFIJP1GVa/VPD1Y8Vgzc11AcSFVqpwh+D/Puwck0PQinroactDwVvN37k3C5MQe8AhV16giDtZf/+CQ==
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

2026-09-17T10:47:13.704475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058703
observed 1248c3cdd6f421e0fd2c9f83020f4eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.686213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058703/manifest.json
observed a2e53e8a500b5e483fe4349e29473bd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.668335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058703/publication.md
observed b1889b43af02e57f2af11b79ce38a0e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:13.649672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058703/publication.txt
observed be0a7e17cecdae740ac758bcb2448bd6...
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.