OpenTechnical

OT-2026-000061894

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000061894) never changes.

Identity and time

Publication numberOT-2026-000061894 · never reused
Internal UUID01a0ae8b-b8ad-7386-97fc-a72d0ac6d75c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061894
StatusPUBLIC

Content hashes

Canonical text28566a8e3a83101f9208633ff3c954e9c6044849bef9fd43a97997093f5b47d6
Markdown23fa7a01ab4cd9b0a528fa0a1967f21e1f790382344bfbef1c62dc20fe785c3e
PDF
Publication page364833ffc6ec18cb9babf0466f70f31631124910a773a5b75b519a8af0f6aaab
Manifest27a9e1ff20ed9f339785ccb924ab2f3ca68d346e9944689a080149f987c78825

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
SignatureWZJlKtCFhwkrzsvcOO9HKxhjZWPWeapSP6mOr0wCDRZuXl+3jkIjtPd+YQ/siuLb2mat/ToOxkgV24JYnGgGDQ==
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

2026-09-17T10:40:45.974649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061894
observed 364833ffc6ec18cb9babf0466f70f316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:45.955032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061894/manifest.json
observed 27a9e1ff20ed9f339785ccb924ab2f3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:45.935481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061894/publication.md
observed 23fa7a01ab4cd9b0a528fa0a1967f21e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:45.915693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061894/publication.txt
observed 28566a8e3a83101f9208633ff3c954e9...
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.