OpenTechnical

OT-2026-000059253

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000059253) never changes.

Identity and time

Publication numberOT-2026-000059253 · never reused
Internal UUID01a0ae89-8613-7daa-841d-724e43128c7b · 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-2026-000059253
StatusPUBLIC

Content hashes

Canonical text02a025e8659f7a016364995c4432b9ea13b621860939c16eacd440622c0d2cce
Markdown3167d8fdc937513867bdbf25483b6e0469f660a3f74dbc39cb3bdb79138676b9
PDF
Publication paged7296e9bc88a2604867a8171b8947c3c2cd8268470675eb9707694794cdcf66d
Manifest4a0dcd9ba2768e4e6825fe26f745b8b50d3da3ad6c4b5436b4172665f60a313d

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
SignaturemH1OPP+C0w22+Qqo5tr8a9kZMNC0T6glsBwGx0oAqTh6LA7j5HyllaOjtaf4TYbAzK+wrSM5OsA0UtqGyMjADA==
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

2026-09-17T10:45:47.820146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059253
observed d7296e9bc88a2604867a8171b8947c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.802338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059253/manifest.json
observed 4a0dcd9ba2768e4e6825fe26f745b8b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.784885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059253/publication.md
observed 3167d8fdc937513867bdbf25483b6e04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.768097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059253/publication.txt
observed 02a025e8659f7a016364995c4432b9ea...
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.