OpenTechnical

OT-2026-000027716

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000027716) never changes.

Identity and time

Publication numberOT-2026-000027716 · never reused
Internal UUID01a0ae72-699a-7e5a-b8f1-33fb12f06967 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027716
StatusPUBLIC

Content hashes

Canonical texta7d733bcd981adc9e66684821f126a4fd78bf8beb77fe864a97e0f7966a6d813
Markdownddbcf9beba0259da44a879d6aa3d670ee2812bd01c8c65c89de19630980904cd
PDF
Publication pagec34747999727bd8b1cdf47d8c5e22713ed891792f1ce7c802ac5912ce6c1eea1
Manifestf8358c294d3e1f5968c40e7c0c6cef3c75cb81a6b1c37d6c9dd8cd54156df2af

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
SignatureULctvjmREtbUUj6q37CsI+x8Ov+TqZUq943C6FzWUS+HMx7ge63nENCCCIqW4vpO5q5tz0pIsK5MVgGHM/KfCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:16.246800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027716
observed c34747999727bd8b1cdf47d8c5e22713...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.231358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027716/manifest.json
observed f8358c294d3e1f5968c40e7c0c6cef3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.214066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027716/publication.md
observed ddbcf9beba0259da44a879d6aa3d670e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.196335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027716/publication.txt
observed a7d733bcd981adc9e66684821f126a4f...
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.