OpenTechnical

OT-2026-000030727

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed 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-2026-000030727) never changes.

Identity and time

Publication numberOT-2026-000030727 · never reused
Internal UUID01a0ae74-3fb4-7563-ae7d-33a01ec213bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030727
StatusPUBLIC

Content hashes

Canonical text4766b4ae0b2217dd0879bd6f02402c642baefbcfe6d064834ebf54646f4f43d6
Markdown84ad88c564ad5780cb6965ad52b8fd752238f08d0ebbf095d749f4325ea3571d
PDF
Publication page7ee6788805aa357b431effe97bac57449b65c317aa3218d1ac8e48956f628dc3
Manifestf80c108fb8dd9cd4094993f16f1413686a211d18ef3278b5d6e82792dfb2c7c9

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
SignatureGFa5IbHQSXufsFrUGiuW4XqIirGK53B09ytxOKkbcbQStpTeqt9JEIFynXGRs7Lyvkxd9PCdbVMwOpjqYadVAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:36:39.456538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030727
observed 7ee6788805aa357b431effe97bac5744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.437713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030727/manifest.json
observed f80c108fb8dd9cd4094993f16f141368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.419996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030727/publication.md
observed 84ad88c564ad5780cb6965ad52b8fd75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.400537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030727/publication.txt
observed 4766b4ae0b2217dd0879bd6f02402c64...
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.