OpenTechnical

OT-2026-000094698

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000094698) never changes.

Identity and time

Publication numberOT-2026-000094698 · never reused
Internal UUID01a0ae9f-2dec-7765-971f-cd448fa9a20d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094698
StatusPUBLIC

Content hashes

Canonical texta91659094e4f60cfd6c8e65d01d1c88ecea7ef30f97c898edd50a061140ac704
Markdown9efa113347b7e53e4e4222f004773e4be10c7aef1bc72d14de31fd754f1bb427
PDF
Publication page689f41443a8bfc987b09578e69e24ea91044732ddde827846d66d2b36de65baf
Manifest391e3373872461c888c28f4dfa9fb0d64f7d40eee256365d1be82dfe25b8659f

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
SignatureLALp6Mqn/UfESsR8j9J6lYo7TsZXxBwJFNKgYhh1N6ZoF8bVQWB0quX3M8AkTierW3Qd21QQzVx9Ef1EiXpPBQ==
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

2026-09-17T09:37:09.329153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094698
observed 689f41443a8bfc987b09578e69e24ea9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:09.311335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094698/manifest.json
observed 391e3373872461c888c28f4dfa9fb0d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:09.293030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094698/publication.md
observed 9efa113347b7e53e4e4222f004773e4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:09.275697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094698/publication.txt
observed a91659094e4f60cfd6c8e65d01d1c88e...
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.