OpenTechnical

OT-2026-000058505

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000058505) never changes.

Identity and time

Publication numberOT-2026-000058505 · never reused
Internal UUID01a0ae88-f39b-7fb9-a7a6-0f7dad8e1421 · 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-2026-000058505
StatusPUBLIC

Content hashes

Canonical texta0fe63e3f7ba5552c2961dfe7392b48184eb6d899f80e58e863b256db1b8473c
Markdown4da217681db3c5f926233578054a0031eac4914956a12cf54ca229805305a425
PDF
Publication page07ea8c9cfd9e164fc017223c57fff990e41f023aed86bfd64e797f58e87ad875
Manifestdf3094c7d365c2dc64aee2baf18e63a21d16c94db4fa9dd066a4d2fc490af449

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
SignatureQDU1dkLVXqwRk2NSkBBlRcYWp7ON7gy07+2CQQPmJE1WHtuuru0sdiADE6TqzQM8juSUnn/VmChHq2GSdDRKAQ==
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

2026-09-17T10:46:57.795297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058505
observed 07ea8c9cfd9e164fc017223c57fff990...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.778312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058505/manifest.json
observed df3094c7d365c2dc64aee2baf18e63a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.760206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058505/publication.md
observed 4da217681db3c5f926233578054a0031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.742677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058505/publication.txt
observed a0fe63e3f7ba5552c2961dfe7392b481...
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.