OpenTechnical

OT-2026-000027429

Publication integrity record

Three cup vacuum gripper, three outlet manifold, 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-2026-000027429) never changes.

Identity and time

Publication numberOT-2026-000027429 · never reused
Internal UUID01a0ae72-6998-7022-85f0-09333056d396 · 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-2026-000027429
StatusPUBLIC

Content hashes

Canonical text1b4b395b6fd3b1db395e27c4ec800d4b990782c1599b0af0b60f01f54174ffae
Markdown22b09e45dadebe34b7188b158b69375b91e4efabba949ea0ebf1ef0474e32a32
PDF
Publication page0296a8725a4617a544464d7d799a8b86b58dcd128cfa5685c766363e52226efa
Manifestdecb87f41db17cce8141d01a616c676e60928fe54617ba940655176a4904daaf

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
SignatureOZB8E5OrAZAQdOuCWoXBRn1QbSa7nAxaZMAWY/gwmAk8JqjkpZcww0wXtW2yp/C9r0b553d4ZnfWbys5j7AFBA==
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

2026-09-17T11:42:51.619007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027429
observed 0296a8725a4617a544464d7d799a8b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:51.601489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027429/manifest.json
observed decb87f41db17cce8141d01a616c676e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:51.579463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027429/publication.md
observed 22b09e45dadebe34b7188b158b69375b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:51.561537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027429/publication.txt
observed 1b4b395b6fd3b1db395e27c4ec800d4b...
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.