OpenTechnical

OT-2026-000058051

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000058051) never changes.

Identity and time

Publication numberOT-2026-000058051 · never reused
Internal UUID01a0ae88-6eda-76da-95ce-bea0f93d9037 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058051
StatusPUBLIC

Content hashes

Canonical textec24db025d0daf14822d1b28fc568e03b87fa1484a52d38a6d10f472771e5d41
Markdowncf170f5a1ef9e0c9ca0d6a52491569e3321a0bad1ca09a932dd5b1dc93625a3f
PDF
Publication page26aff9a7af9c3c504ba4340b155f284648e9e10c7a27993457eeba313da6aeb9
Manifeste84f5634314abd3f4ecb7919b60e807cd483868a6261b2b07e9a700650406d26

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
SignatureGc2hSdnPYkPqtaZRAGh+ekYeCjRQAjVuvNVb702Iquq9+PhS50BSlPTWE6aM4JEvL+OQ+dRre+OXUhaNMTurBA==
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

2026-09-17T10:47:42.092669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058051
observed 26aff9a7af9c3c504ba4340b155f2846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.073789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058051/manifest.json
observed e84f5634314abd3f4ecb7919b60e807c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.055630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058051/publication.md
observed cf170f5a1ef9e0c9ca0d6a52491569e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.038229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058051/publication.txt
observed ec24db025d0daf14822d1b28fc568e03...
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.