OpenTechnical

OT-2026-000099943

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000099943) never changes.

Identity and time

Publication numberOT-2026-000099943 · never reused
Internal UUID01a0aea3-1473-7f3c-835c-a82a754c6b97 · 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-2026-000099943
StatusPUBLIC

Content hashes

Canonical text1f70d1e89db15c33b310fe7b114f4b3de4aec947d5cababb484e4ea50b84d0b3
Markdowne01b37ae4eb6e1451e345e69aaff98031e315d34cb9b5703e230f57e02fa8598
PDF
Publication page77d530836f118353f7317074d1b3081d56b1acec41dbb7fce4e70d3726ee703a
Manifestb86760cbc8fc3a2760234ffdd713f6a2fcf0a9d0497e32b47c2cba7f549ee408

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
SignatureVASx5iYgZawkhn58o2w8pKR942x9TZs3oVVCRX5k079Y/0uEvxxUMqIIcGbr6BAqCh9MJNs6Hr6bYrk1HJxECw==
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

2026-09-17T09:30:35.610502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099943
observed 77d530836f118353f7317074d1b3081d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.593856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099943/manifest.json
observed b86760cbc8fc3a2760234ffdd713f6a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.577918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099943/publication.md
observed e01b37ae4eb6e1451e345e69aaff9803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.553110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099943/publication.txt
observed 1f70d1e89db15c33b310fe7b114f4b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.175490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099943
observed 77d530836f118353f7317074d1b3081d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.157324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099943/manifest.json
observed b86760cbc8fc3a2760234ffdd713f6a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.140813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099943/publication.md
observed e01b37ae4eb6e1451e345e69aaff9803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.121455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099943/publication.txt
observed 1f70d1e89db15c33b310fe7b114f4b3d...
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.