OpenTechnical

OT-2026-000023734

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000023734) never changes.

Identity and time

Publication numberOT-2026-000023734 · never reused
Internal UUID01a0ae70-aed4-7a0b-a6cc-a9e756812a0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023734
StatusPUBLIC

Content hashes

Canonical text86825128c6553ac7c8c573a85c064b5f6d631ab9be1b251dd84621a12e6e0e8b
Markdown7094b706a6bd460132df113cfb133ea02f89252b204d61ef3725bde279638669
PDF
Publication page1855edef286b637b7d2da368751a88eb5d3213d036341ccd11e4c1529b6b170a
Manifestde4e99073aca6c43e090a3fb382aaaf1777dfe377b1f1e6af1e526c36dfd3d74

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
SignatureXaTOrCl4UjU6GvLutZatW3x7jv5iDG8mmRNPdp6t5q4jSSuZ7IUbJG6aoVooTlZoH3WlWWIl0HOncq6/gmiiBg==
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

2026-09-17T11:50:04.739816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023734
observed 1855edef286b637b7d2da368751a88eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:04.722737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023734/manifest.json
observed de4e99073aca6c43e090a3fb382aaaf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:04.703674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023734/publication.md
observed 7094b706a6bd460132df113cfb133ea0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:04.681249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023734/publication.txt
observed 86825128c6553ac7c8c573a85c064b5f...
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.