OpenTechnical

OT-2026-000059189

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000059189) never changes.

Identity and time

Publication numberOT-2026-000059189 · never reused
Internal UUID01a0ae89-8613-7b3c-8fb3-c5deee52c3bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059189
StatusPUBLIC

Content hashes

Canonical text15e40609c112b740994d1ead164b901e71e5e020473381eaaaacc660f85ecc6e
Markdown079c34171cae1330e0ec4f32e1aa1f2315b5c593c6a1d48db81adbc641d9a326
PDF
Publication page308b8786745f7db368859af0c1abee7333216031988e13558d19a6ab88f375af
Manifest55f33318472efdc77206ade350cb563d7ed2522d4f7e3ef1e87190d3e8c3d117

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
SignaturekFCYnafkaiOhaaK5Fl9q2MpG2Y0I9jEnzEQywcumMDnazzcYAzGKDugf1vx0e4Rsfa3R5tI7/o4dA2fUOquHAQ==
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

2026-09-17T10:45:08.991276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059189
observed 308b8786745f7db368859af0c1abee73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.972277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059189/manifest.json
observed 55f33318472efdc77206ade350cb563d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.954911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059189/publication.md
observed 079c34171cae1330e0ec4f32e1aa1f23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.920830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059189/publication.txt
observed 15e40609c112b740994d1ead164b901e...
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.