OpenTechnical

OT-2026-000053574

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000053574) never changes.

Identity and time

Publication numberOT-2026-000053574 · never reused
Internal UUID01a0ae85-0a93-7ab5-b4dc-f68640c6b166 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053574
StatusPUBLIC

Content hashes

Canonical textf5813fe7f554cc2051ef7f8c1b82dcb2c564626758dc066f2ad86e4e41d00378
Markdowne5999c4bb5e976a77442301313995dd5c70de912212209bcdee6e80a30a678a1
PDF
Publication page18f380f102b44be897ebbcac5e4511bd9d9120a43d8f052d4ec5a29c557b37e0
Manifest76f40429cafa3a912993b50e00a5df15c3c99657a7504bb78440d53c853600a4

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
Signaturev3eyTtoUuD+Y79oDnl4VUnwxiEpAlAb2q5qoYvP/BZtRZQETEvQYGuN3QA7KPEfrjcG9uII5NIBbzvn30tMbCQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:26.316049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053574
observed 18f380f102b44be897ebbcac5e4511bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:26.297412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053574/manifest.json
observed 76f40429cafa3a912993b50e00a5df15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:26.280341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053574/publication.md
observed e5999c4bb5e976a77442301313995dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:26.262899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053574/publication.txt
observed f5813fe7f554cc2051ef7f8c1b82dcb2...
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.