OpenTechnical

OT-2026-000034778

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000034778) never changes.

Identity and time

Publication numberOT-2026-000034778 · never reused
Internal UUID01a0ae76-1ed2-7edf-b171-7207ba7d3ad8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034778
StatusPUBLIC

Content hashes

Canonical text829e4a16d68230b3ab5508b8447dffb3083f3048bc7845399da590854287e767
Markdown2adb8206937257902f714de103925bb84f522c04a062825fd3cf305b047f519e
PDF
Publication page504ae46423186dea4b2f0bb091079b8a274521c16b39e84f81dbacfa329341c7
Manifest6661dbf5e1a34ac6bc929f08004e707171d8f52d83ac230f2828719bb7506bf0

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
SignatureX3PIPOveBuZLzcOgTMwCbDbO+rAcimoCzSEsKvNHdB32TZwMQNLPcgdb3/5f7kAVdz6KV8bcL5IQVSXwitPeCg==
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

2026-09-17T11:30:16.577730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034778
observed 504ae46423186dea4b2f0bb091079b8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.560180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034778/manifest.json
observed 6661dbf5e1a34ac6bc929f08004e7071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.540756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034778/publication.md
observed 2adb8206937257902f714de103925bb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.514255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034778/publication.txt
observed 829e4a16d68230b3ab5508b8447dffb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:45.015275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034778
observed 504ae46423186dea4b2f0bb091079b8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:44.997663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034778/manifest.json
observed 6661dbf5e1a34ac6bc929f08004e7071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:44.980197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034778/publication.md
observed 2adb8206937257902f714de103925bb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:44.961812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034778/publication.txt
observed 829e4a16d68230b3ab5508b8447dffb3...
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.