OpenTechnical

OT-2026-000072592

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented before set-down

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-2026-000072592) never changes.

Identity and time

Publication numberOT-2026-000072592 · never reused
Internal UUID01a0ae92-89d9-754e-a075-438893cf83bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072592
StatusPUBLIC

Content hashes

Canonical textb2b96318a2128a9528fa1df6b6926bc95c5fb497127d414e61110f219cf1d581
Markdown96b64d87667762c7ad93aed0a04268279e935a06f660d3cc13aae71294c71e8d
PDF
Publication page603e681acea4eea6f8a66b03bbe784dbfaf3a5fbcab48314ace3753bb72389e7
Manifest7259adef93220ad7ee19c8e95170109c438b4de74739e9386a2c869311ca4524

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
SignatureGN1PRxgnUfnPj4SF4dr6sgCD/IvJy2ydagp6aTTWA9uNIxZIImB+Q3aUp1+3OTmUD0+xZkISI7J9vIV4lPCxAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:22:26.188915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072592
observed 603e681acea4eea6f8a66b03bbe784db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:26.172168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072592/manifest.json
observed 7259adef93220ad7ee19c8e95170109c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:26.154084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072592/publication.md
observed 96b64d87667762c7ad93aed0a0426827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:26.137334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072592/publication.txt
observed b2b96318a2128a9528fa1df6b6926bc9...
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.