OpenTechnical

OT-2026-000011430

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, vented after 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-2026-000011430) never changes.

Identity and time

Publication numberOT-2026-000011430 · never reused
Internal UUID01a0ae6c-88fe-7fc3-a1a7-03f134dd8840 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011430
StatusPUBLIC

Content hashes

Canonical texte5619fde4d43cf4177ec26421e5f753025816645e3e2a741e1871ce039920d85
Markdown39d91c21430b1aea523d316276a551c7000bfaa6a400a21dc2ac6dc990a1e452
PDF
Publication page85c62729bd0120eddf3dde4afbdcb9626057618c31db489f0605ee7afea34524
Manifestd0e5b79d5f8d78576ecc34b45d68c4f3cfe4af8754f662c3756f87aac4850248

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
SignatureziUMBXYuUieVoqlW4iqVLsJ0xA72s0ytJwyBwjdFf/eSloyme34xQZukdh/NFz/fs4VkYpfqU30HekGseRF8BQ==
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

2026-09-17T12:13:11.183417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011430
observed 85c62729bd0120eddf3dde4afbdcb962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.165551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011430/manifest.json
observed d0e5b79d5f8d78576ecc34b45d68c4f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.147367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011430/publication.md
observed 39d91c21430b1aea523d316276a551c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.129596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011430/publication.txt
observed e5619fde4d43cf4177ec26421e5f7530...
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.