OpenTechnical

OT-2026-000027186

Publication integrity record

Foam pad 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-2026-000027186) never changes.

Identity and time

Publication numberOT-2026-000027186 · never reused
Internal UUID01a0ae72-3454-775b-ba02-c185cbd31094 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027186
StatusPUBLIC

Content hashes

Canonical text92147497b6748d5e131a030997a168a47b7403247112bb0c9e334673034f2b22
Markdown0971312c256318edfd957197cc24d5d368b9fe2036a447776c5341f485c9bb95
PDF
Publication page778b145e3506614ad4da45d24cc91f6de1557505cf2bf2d94b8e22e3567f426e
Manifest10ec737789afbeb070c3ad006e5c4d411c86f727a20fef02a5c687e694cd4241

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
Signature418tdD58uGvCXnPiOuRfSbmiFp8ev7t6TVHwqDZlUjKHyPKBwMGSVkkbPtybl1FU4JpsI2c9jw2WrCBYpKS8BQ==
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

2026-09-17T11:44:04.410304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027186
observed 778b145e3506614ad4da45d24cc91f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:04.393176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027186/manifest.json
observed 10ec737789afbeb070c3ad006e5c4d41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:04.375497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027186/publication.md
observed 0971312c256318edfd957197cc24d5d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:04.359395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027186/publication.txt
observed 92147497b6748d5e131a030997a168a4...
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.