OpenTechnical

OT-2026-000058533

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000058533) never changes.

Identity and time

Publication numberOT-2026-000058533 · never reused
Internal UUID01a0ae88-f39b-7944-8d75-bdd9ef669519 · 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-2026-000058533
StatusPUBLIC

Content hashes

Canonical textf7618768e347b3e4c33b24a14653b4a6714993a34886dc52ae96b42ea387f557
Markdown073d88feca40dd2f4acb907a7d50e7cb8b6bc1971b730715e7f9afab2e3962ef
PDF
Publication pagecce3195b14b595cd9c4ec8ff5ddf37edcb582015ebc34ef45e4be939a4242e26
Manifesta69269952dfb8608c89c5d4b33594037971c3f5f41be75cf6cd8e93036a287cd

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
SignatureQRTox1Oy+LZrHktQYUN959idta+BNP4ybepgNG25ATEJC4zsu278qxABh/eD9TsMY/zR7tMC6po0Y81lYj1XAg==
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

2026-09-17T10:46:59.734719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058533
observed cce3195b14b595cd9c4ec8ff5ddf37ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.717146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058533/manifest.json
observed a69269952dfb8608c89c5d4b33594037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.699046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058533/publication.md
observed 073d88feca40dd2f4acb907a7d50e7cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.682550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058533/publication.txt
observed f7618768e347b3e4c33b24a14653b4a6...
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.