OpenTechnical

OT-2026-000096988

Publication integrity record

Foam pad vacuum gripper, three zone face, 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-2026-000096988) never changes.

Identity and time

Publication numberOT-2026-000096988 · never reused
Internal UUID01a0aea1-01c8-71cf-a321-20dad0c8930e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096988
StatusPUBLIC

Content hashes

Canonical text89da1c67a9a2ebe32594b1133cd69c887ccc88381a4c7e055325928b0cddae80
Markdown823e148b66c56afce99fb3848e482dfad4f68fb294efca59d3b3debf4ec0a28c
PDF
Publication pagec48fb48b02afe6011a7edf9610e8db5204d799e3b7e9ea77490e54bc5d95fcb7
Manifestdc75b1f6e9ad1c4e5e8a9261601dd65203316e4090de96a167f0b2dfa7be0d0e

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
SignatureUCbS78EFl3PNi+Oda6ocqZD4nAUdRK4pUws/BRnGhS7sASEdnXE5AywWLytryn2cxS88hzvuE6gFrs9vffrNBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:25.400035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096988
observed c48fb48b02afe6011a7edf9610e8db52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:25.382691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096988/manifest.json
observed dc75b1f6e9ad1c4e5e8a9261601dd652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:25.366368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096988/publication.md
observed 823e148b66c56afce99fb3848e482dfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:25.347726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096988/publication.txt
observed 89da1c67a9a2ebe32594b1133cd69c88...
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.