OpenTechnical

OT-2026-000024845

Publication integrity record

Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, 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-2026-000024845) never changes.

Identity and time

Publication numberOT-2026-000024845 · never reused
Internal UUID01a0ae71-2727-7856-a064-4d697d8b88f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024845
StatusPUBLIC

Content hashes

Canonical text561d07829b78549656ec0338426a0533dd05a8e46645109c57a5c2093bd49dca
Markdown825d9776bcf8b34fc650cd405a72255d5911ba112af27adeb0076e65d4bd928c
PDF
Publication page852d74303d8278485b90bf190be8059c4b7fecf1d69e1976f52120d6119e35df
Manifestf8ef9a8f23a1876e02d531b5a57b266ccb0b79e5ee08a42a9a2f9207d00c3939

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
Signatureiti9/We5YtGzVxcI6CBWq7uTM45ZFq6AVLuLYL7tPl1xjffkG0XVIfE3F2rOBg/BFw776VX17cN3hHIl6oqhBQ==
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

2026-09-17T11:47:52.201686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024845
observed 852d74303d8278485b90bf190be8059c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:52.173829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024845/manifest.json
observed f8ef9a8f23a1876e02d531b5a57b266c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:52.155816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024845/publication.md
observed 825d9776bcf8b34fc650cd405a72255d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:52.137816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024845/publication.txt
observed 561d07829b78549656ec0338426a0533...
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.