OpenTechnical

OT-2026-000058127

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three 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-2026-000058127) never changes.

Identity and time

Publication numberOT-2026-000058127 · never reused
Internal UUID01a0ae88-6eda-702b-b4b4-2e19de69c47c · 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-2026-000058127
StatusPUBLIC

Content hashes

Canonical textcb0c4917c99d2e0377d8801bb21a5d56819b9ced61665e42e0357f09d0f8f7f9
Markdown163b015b456b09b8e807dca6b4ac0bad314ad4c85ba3aabca04455df3393e831
PDF
Publication pagef196d2ca7c48f52cfc4d8c065e9fa0c398a84fa512d9896d1c510a3931798b03
Manifestc7f5fdf9fe03c2ddc663a4214b54185b0d64a11221e23cca877bf6de792ba03b

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
SignaturerD3JBEMWlfZgPUNk8SQBHaUwkqxCADi46uo0O8Zq9ZhPFBwhrjQT9F1mfHKWt9FW1gIUexi2f7P7E4niYAjFCQ==
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

2026-09-17T10:47:48.309005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058127
observed f196d2ca7c48f52cfc4d8c065e9fa0c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.290719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058127/manifest.json
observed c7f5fdf9fe03c2ddc663a4214b54185b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.272562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058127/publication.md
observed 163b015b456b09b8e807dca6b4ac0bad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:48.254810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058127/publication.txt
observed cb0c4917c99d2e0377d8801bb21a5d56...
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.