OpenTechnical

OT-2026-000093352

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump 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-2026-000093352) never changes.

Identity and time

Publication numberOT-2026-000093352 · never reused
Internal UUID01a0ae9e-0912-7879-bb54-10ec3632007c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093352
StatusPUBLIC

Content hashes

Canonical textd6dbfb5ed1fc6d272a8296aaf9dc56f13ec9351fefed4c78c99eb81da9c566c4
Markdowndbd3805997576e79016f158033900f1ab0dfa48e4f76d319f139fcaec74e67e9
PDF
Publication paged24bf1a4cc335b679a3cbbea1bb8d5eb6d8f9b49e67726cd47ecfae350b0220f
Manifestd348d977701124feb185677a143040adee9a874e39f0cd313eb438a598d1eeb4

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
Signature167p50j9MAKk36kaC+RqPrXXvUjGm9eZqmAujICX9sSZFEK9jYglxLOL4YwHCXZNaeV5qP98GppHpCQ3ASj0Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:44.470920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093352
observed d24bf1a4cc335b679a3cbbea1bb8d5eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.453829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093352/manifest.json
observed d348d977701124feb185677a143040ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.436473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093352/publication.md
observed dbd3805997576e79016f158033900f1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:44.420534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093352/publication.txt
observed d6dbfb5ed1fc6d272a8296aaf9dc56f1...
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.