OpenTechnical

OT-2026-000071038

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000071038) never changes.

Identity and time

Publication numberOT-2026-000071038 · never reused
Internal UUID01a0ae91-8c2e-7581-873c-d8f13f935ac7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071038
StatusPUBLIC

Content hashes

Canonical text6ca517678844759e3ca9da59f70ea19f4be240e8f42ff0e8474311df5b513891
Markdown94c69d00680aaf0c0b73a446c39641a22baca4a2bc62ccc6154c42eba144c1cd
PDF
Publication page38e735bbf853d2d0fc95d7ee53c9314611e8a7fc42b41f122eb722c52ec6fbfb
Manifest9c6bd37f18584b4c3f49ddd9c7e57d6223e247cbbcb4a6b7fade901ea3db707d

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
SignatureZDpup0slT7DpfXOhxRNQcaQFVIFXc+jr/nlnlnB4chbmo1o0DtzmDTzv2+ND1TuDY1rxARowPEX2c5Y0GHDJCQ==
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

2026-09-17T10:25:53.584528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071038
observed 38e735bbf853d2d0fc95d7ee53c93146...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:53.567726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071038/manifest.json
observed 9c6bd37f18584b4c3f49ddd9c7e57d62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:53.550482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071038/publication.md
observed 94c69d00680aaf0c0b73a446c39641a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:53.533027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071038/publication.txt
observed 6ca517678844759e3ca9da59f70ea19f...
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.