OpenTechnical

OT-2026-000098263

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000098263) never changes.

Identity and time

Publication numberOT-2026-000098263 · never reused
Internal UUID01a0aea1-e964-743f-8e13-73988ffc1e67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098263
StatusPUBLIC

Content hashes

Canonical textf05abd6bed519c237f45efaf0ad9eba9257b9fbcf8b6f0661f39193b7af3ca70
Markdown0761727098cd08d3905e9745eafb460e4d9a0a143158e81c6e19065dc3b69c7c
PDF
Publication page8b49a6e818fa06ce59c6997019c6d89b837e458d1d3df64d4980f43670a65a8f
Manifest976d256d704beadd851be2b24b1c4a0e91eb50754c946c6d7061ee5006cee1fb

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
Signature57bKob6UT3+2Xl+6bgGUshVoewCw7BQpiPqxER2udiftZqGINYOa4bC5fZnYvtsvmjpBy+p2Pa3JwNM+XKOSDw==
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

2026-09-17T09:31:27.184762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098263
observed 8b49a6e818fa06ce59c6997019c6d89b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.165642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098263/manifest.json
observed 976d256d704beadd851be2b24b1c4a0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.148539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098263/publication.md
observed 0761727098cd08d3905e9745eafb460e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:27.130864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098263/publication.txt
observed f05abd6bed519c237f45efaf0ad9eba9...
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.