OpenTechnical

OT-2026-000059194

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000059194) never changes.

Identity and time

Publication numberOT-2026-000059194 · never reused
Internal UUID01a0ae89-8613-7fb8-9c8b-68f4adf05a6f · 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-2026-000059194
StatusPUBLIC

Content hashes

Canonical text89d4e9ec8a320b46b4aa23f7613442f6e68d7a998c68376faf6991a87e51d0cf
Markdown51baeb73eb6fa0048fffd3e08f40160e2b338c314b91d59e8ae04412b3834b59
PDF
Publication page36b10d271062de0417327891b9441ffe9d87d30a5742116af45e10b84dc7e9dd
Manifest7826534db9935c5a5974c9928144755aa01f7a1022bb8cccd86f9eda6529b1dc

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
SignatureQPMYcqWTI1xwKPfcIQmbyGrkIkM/elyuObsh/0ZKGxnnXuoBhvrQLKLqt29eGPvYGQhn5aHSRjyeEXbid6rfCw==
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

2026-09-17T10:45:09.380045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059194
observed 36b10d271062de0417327891b9441ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.363375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059194/manifest.json
observed 7826534db9935c5a5974c9928144755a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.345686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059194/publication.md
observed 51baeb73eb6fa0048fffd3e08f40160e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.328496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059194/publication.txt
observed 89d4e9ec8a320b46b4aa23f7613442f6...
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.