OpenTechnical

OT-2026-000058250

Publication integrity record

Foam pad vacuum gripper, 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-2026-000058250) never changes.

Identity and time

Publication numberOT-2026-000058250 · never reused
Internal UUID01a0ae88-f397-71ae-8f00-3ba00f1a4f8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058250
StatusPUBLIC

Content hashes

Canonical text0a425cee19730122dc094b633a1ddbe6c926469141d019860f8fd4857574a4b4
Markdownb59334b678c712f80be5a7765bb456567668e544c929d6092000843761fe4d2e
PDF
Publication page5ddf596bb25984aed38ccaa0cb919a87c7a14a0e52c72c6a463f8e6044321ed4
Manifest67aa9130a6990d4703856b8e037bc4cadcfd347104487397641d96cf274f3edf

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
SignatureG2583LZ/hasgvrlEXmAN7dN54HvYUaBRX4VrLAOBrNAsN8wl11QzdD9EcnkdWGbZYpFdUh9vmfQAOzHz8FJ0Dw==
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

2026-09-17T10:46:37.875605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058250
observed 5ddf596bb25984aed38ccaa0cb919a87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:37.858144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058250/manifest.json
observed 67aa9130a6990d4703856b8e037bc4ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:37.839687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058250/publication.md
observed b59334b678c712f80be5a7765bb45656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:37.821936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058250/publication.txt
observed 0a425cee19730122dc094b633a1ddbe6...
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.