OpenTechnical

OT-2026-000059249

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-2026-000059249) never changes.

Identity and time

Publication numberOT-2026-000059249 · never reused
Internal UUID01a0ae89-8613-7fac-9369-1af34d3271de · 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-2026-000059249
StatusPUBLIC

Content hashes

Canonical text3f6a7454a65083dafb30283fcdcfbaa5c4acd5f4205cde70c4abc75c72910c4d
Markdownad7fbaa1caa0336d06dce279fce504fd8e576f54c3ca9c15196ba84310e5a9c1
PDF
Publication page6ae9a59080476fbb751583e03058d17bdfd9e5bbb8a0e788ff16b544949876da
Manifeste0a635e2d719e9c8d65a3ef25067e2a2e928f570ee7922a7345d32f7cd1adf07

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
SignatureYm8TvZXvCxXvzYOwZb1hd8lzwsI9Wcauuz4EvpUtrEYArRaDiN551hxyWrteFGPvZFyowxhvJl17lzrusnt/Dg==
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

2026-09-17T10:45:47.457243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059249
observed 6ae9a59080476fbb751583e03058d17b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.438280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059249/manifest.json
observed e0a635e2d719e9c8d65a3ef25067e2a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.419879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059249/publication.md
observed ad7fbaa1caa0336d06dce279fce504fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:47.402082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059249/publication.txt
observed 3f6a7454a65083dafb30283fcdcfbaa5...
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.