OpenTechnical

OT-2026-000061209

Publication integrity record

Four cup vacuum gripper, four 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-2026-000061209) never changes.

Identity and time

Publication numberOT-2026-000061209 · never reused
Internal UUID01a0ae8b-1381-7502-9cba-b352e410ef62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061209
StatusPUBLIC

Content hashes

Canonical text84667a694cd98a8c621a5f172aaa4ea93c911acef39074c1d598625e0254a94d
Markdown438093dd7a2a2924cee07603d630980a2189935990451ce08353f2dd0282c3db
PDF
Publication pagef8f4d16f02e8022b5942802b2df7ab3ea59ddc30122b8668ec30bc9163ced9bd
Manifest8f942429f784b240382f47043636596f6dfcd64f3eceb5bf81a991aa45de2d01

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
SignatureQrlxYs82n5q62mikfYTJve8wFZxynVgV+rZ2hXNaxozXy5BRPIaEcxf24AHrSbfdm8QTETbxn/mDNQWvD58oDQ==
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

2026-09-17T10:42:36.621015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061209
observed f8f4d16f02e8022b5942802b2df7ab3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:36.600424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061209/manifest.json
observed 8f942429f784b240382f47043636596f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:36.580984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061209/publication.md
observed 438093dd7a2a2924cee07603d630980a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:36.563203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061209/publication.txt
observed 84667a694cd98a8c621a5f172aaa4ea9...
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.