OpenTechnical

OT-2026-000059141

Publication integrity record

Two cup vacuum gripper, two 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-2026-000059141) never changes.

Identity and time

Publication numberOT-2026-000059141 · never reused
Internal UUID01a0ae89-8612-74e2-b107-dbb33aebe4e6 · 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-2026-000059141
StatusPUBLIC

Content hashes

Canonical text7d6e9188a0872acab1fe4ef4f44f6178540ea6301f189be0785de4b1c5b5a465
Markdown30ef75db5cf19f9c97b0aeca975d71839e7f9950ba445bc7a6e048a12bb6df36
PDF
Publication page27f2674b26a14b02756b7721672fe9997dc40352a80fd25b683458f87272bf18
Manifest5f6747658830847d9b3d3def00c52bc13dff7a246212971a404359d00246a4b7

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
Signature+DJezQKU/9zv/zOiWiEHXxoTvABQniUQngINkylAfevJ15l3mqdnmDrmuO4pp0gYKy33stv/3BSd0sgXuENcBw==
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

2026-09-17T16:43:23.687745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059141
observed 27f2674b26a14b02756b7721672fe999...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:43:23.557390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059141/manifest.json
observed 5f6747658830847d9b3d3def00c52bc1...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:43:23.401791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059141/publication.md
observed 30ef75db5cf19f9c97b0aeca975d7183...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:43:23.256961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059141/publication.txt
observed 7d6e9188a0872acab1fe4ef4f44f6178...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.341959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059141
observed 27f2674b26a14b02756b7721672fe999...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.324290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059141/manifest.json
observed 5f6747658830847d9b3d3def00c52bc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.306917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059141/publication.md
observed 30ef75db5cf19f9c97b0aeca975d7183...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.288375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059141/publication.txt
observed 7d6e9188a0872acab1fe4ef4f44f6178...
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.