OpenTechnical

OT-2026-000016303

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000016303) never changes.

Identity and time

Publication numberOT-2026-000016303 · never reused
Internal UUID01a0ae6e-2d12-7985-a6c3-2b0b2b89f047 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016303
StatusPUBLIC

Content hashes

Canonical text64c75c01e79e83e724936a2083ff8622e1e37c2f88002cb8725082470739ee9b
Markdown714db5ba1c0b23233cebac5fd51cd7f8d764707c1d10e0ba3f4765fcb95583e3
PDF
Publication page8bf57a842201e67258ccaba9bb935a5975499c4c6c893e2e1a0ed82c96244966
Manifestf54c29279c78ce02455af944e70475af3548c1afa4a1aba543fb4eb59eb2a231

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
Signatureo4lPs/mePmcLU4SP8Jnd+VV/bf407q5PUWrgACeBFfDasMV5/NtGLAyS0wVetztdIbFgYfpUlsYvaQGjMmqeBg==
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

2026-09-17T12:03:47.808244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016303
observed 8bf57a842201e67258ccaba9bb935a59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.787212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016303/manifest.json
observed f54c29279c78ce02455af944e70475af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.768729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016303/publication.md
observed 714db5ba1c0b23233cebac5fd51cd7f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:47.749824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016303/publication.txt
observed 64c75c01e79e83e724936a2083ff8622...
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.