OpenTechnical

OT-2026-000058014

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000058014) never changes.

Identity and time

Publication numberOT-2026-000058014 · never reused
Internal UUID01a0ae88-6ed9-772b-8e5b-85622c7bbf0c · 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-2026-000058014
StatusPUBLIC

Content hashes

Canonical texteb651ad5fa0df2db61a0d3c4155cd41a04409e829cade805d2750c9560fdfe8d
Markdown039c5ddbbc641f53a20757da6bea267b16bdbbafe41a5a8badba60d90ff9c212
PDF
Publication page3fb0028df24cc5cf14ba4458e683fe443b35862f61e09383f89d6bd4e83eed95
Manifest6ef9f8dbb9d4fc2828ab2e7f656e1fae960a10260d5632f3d3f5ccf0fba0f4ec

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
SignaturecRSgsb7uHNcOdI1FRt/c+DzxCDRb9X9AFJRAQlPzhAQgSC7rKwqKuzpG+yP8SMY7iRqSzko0fbyGKDW0N/0hBQ==
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

2026-09-17T10:47:39.063778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058014
observed 3fb0028df24cc5cf14ba4458e683fe44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:39.044889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058014/manifest.json
observed 6ef9f8dbb9d4fc2828ab2e7f656e1fae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:39.026734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058014/publication.md
observed 039c5ddbbc641f53a20757da6bea267b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:39.007922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058014/publication.txt
observed eb651ad5fa0df2db61a0d3c4155cd41a...
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.