OpenTechnical

OT-2026-000016843

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, pulsed blow-off before set-down

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-2026-000016843) never changes.

Identity and time

Publication numberOT-2026-000016843 · never reused
Internal UUID01a0ae6e-5919-71aa-8346-d9bf5b0cd98e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016843
StatusPUBLIC

Content hashes

Canonical text913b02d8ae24cac418b61aebe05ccf79a596d7da875eb63dc7187e9d8f05a9ee
Markdownaa944a73f5a1325ca9227288622b2abe7120680bc4bad1e5bc96ab1e18cc15e0
PDF
Publication pagef68ca442efe0fcf078d7e9e8503293e353617f0d7af25e75ecfabe0cf4c9eb66
Manifestc22f8e57450dd52c0e8744331af94bd4e16e1d1286ed0bac9a054e0594137644

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
SignaturebAtsrPtIYnM0xDiEW8kSTaaZnRmjVcEw+N87MNFBk8cM4du53IIcsPG6qocsAsR4DmdwLZU729mj+Kal4aQlAw==
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

2026-09-17T12:03:06.309744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016843
observed f68ca442efe0fcf078d7e9e8503293e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.292363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016843/manifest.json
observed c22f8e57450dd52c0e8744331af94bd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.274049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016843/publication.md
observed aa944a73f5a1325ca9227288622b2abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:06.256844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016843/publication.txt
observed 913b02d8ae24cac418b61aebe05ccf79...
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.