OpenTechnical

OT-2026-000099913

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000099913) never changes.

Identity and time

Publication numberOT-2026-000099913 · never reused
Internal UUID01a0aea3-1473-7635-8843-2ea9856076b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099913
StatusPUBLIC

Content hashes

Canonical text70105d0aec746f4d95088ac432ce2f50edcfd6f8fccc4b94198830a7e05e22a9
Markdownc1eac5a95c6bddaf7d6ff29553eca99f6e25a28612996936b9757595a155cb94
PDF
Publication page46393f684fabe9928c95f90d9572e1d1973ff3fbde655b37f71918fc1d62a74c
Manifestdbb571e031f0dc969b01e8379a736d54f63ef7124f1e1ed81ad0170fd17c85af

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
SignaturekYlInxdB9KmGyPq5XYnsPqxZLVZfgZl3Il9ppTTbqlV7eaZJ1sIyzaLkCNv5K2gvdbKqBLHqblfW2R6WETKkDA==
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

2026-09-17T09:30:32.199288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099913
observed 46393f684fabe9928c95f90d9572e1d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.180667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099913/manifest.json
observed dbb571e031f0dc969b01e8379a736d54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.162512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099913/publication.md
observed c1eac5a95c6bddaf7d6ff29553eca99f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.145245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099913/publication.txt
observed 70105d0aec746f4d95088ac432ce2f50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.887143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099913
observed 46393f684fabe9928c95f90d9572e1d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.869597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099913/manifest.json
observed dbb571e031f0dc969b01e8379a736d54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.851773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099913/publication.md
observed c1eac5a95c6bddaf7d6ff29553eca99f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:47.832942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099913/publication.txt
observed 70105d0aec746f4d95088ac432ce2f50...
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.