OpenTechnical

OT-2026-000058486

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000058486) never changes.

Identity and time

Publication numberOT-2026-000058486 · never reused
Internal UUID01a0ae88-f39b-7155-9e06-8b7032f686f8 · 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-2026-000058486
StatusPUBLIC

Content hashes

Canonical text96a3151e7951a5a37e2845bee2e1592bb641536f6e44330933c51e4f5cb22744
Markdown9e83df4d33367611a797d89c5f3f07795459e81b48d35be9a2c191f4901beda1
PDF
Publication page654878733de01c9c55eae5579042ff88faa0e71c2afb8dfe2d76063ae924f98b
Manifestb89b4eae75c2e2f6ce4d824984f0ba8813dd52ca80e86a00463f1f637f2c033e

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
SignaturedkY9eX4V1KK2yvBDi7ME9SzFOKkfxfbCvhz7yicCyGKtYiMp6IUcd4lyX/ovJ5CHI0Wugk/WpEh+AU/PRkC9Bw==
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

2026-09-17T10:46:56.558420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058486
observed 654878733de01c9c55eae5579042ff88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.542975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058486/manifest.json
observed b89b4eae75c2e2f6ce4d824984f0ba88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.525609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058486/publication.md
observed 9e83df4d33367611a797d89c5f3f0779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:56.509005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058486/publication.txt
observed 96a3151e7951a5a37e2845bee2e1592b...
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.