OpenTechnical

OT-2026-000026847

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum 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-2026-000026847) never changes.

Identity and time

Publication numberOT-2026-000026847 · never reused
Internal UUID01a0ae72-3452-7e3d-9593-7c24016168a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026847
StatusPUBLIC

Content hashes

Canonical text83d298a01e20135d7fa7f63c9ef7ef0bf6b72885b0f006f13477450ad9f208d3
Markdowne1c7961b403cf9437945b4b294608bd7e926dc9f1c5db59b8ada1b9107eca421
PDF
Publication page92ccbbab90475404f817d8ec35d42da1d31d6a2f481adeb58725c4276bb186c0
Manifest3424c787139e9a064045e06963e00c7ba5dd8834f1c7c523e8548e8c9180ac21

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
SignatureMVZIeuUIcqtDK/9J9dSrspBBtXPM/jw1t0+BtpVZwr5h+g7tPVF2koWa7++/5sQvivmTXC6CHZIsLuOvN07uCg==
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

2026-09-17T11:43:26.529865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026847
observed 92ccbbab90475404f817d8ec35d42da1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:26.511940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026847/manifest.json
observed 3424c787139e9a064045e06963e00c7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:26.494814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026847/publication.md
observed e1c7961b403cf9437945b4b294608bd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:26.471871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026847/publication.txt
observed 83d298a01e20135d7fa7f63c9ef7ef0b...
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.