OpenTechnical

OT-2026-000017235

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000017235) never changes.

Identity and time

Publication numberOT-2026-000017235 · never reused
Internal UUID01a0ae6e-76c8-7238-995c-a8b5e548cde3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017235
StatusPUBLIC

Content hashes

Canonical text9c421d790bad8c908262278a621434625b0218b7135ea945ca6fd333e72181b6
Markdown74adb6caadb896d5c63198381b2108bbeae8870fc54532f93472b07e8dec6d14
PDF
Publication page2a5a9d9b1f54bb3491298c37347950c9e5819ea4c8296eda94088eab245e278c
Manifest1a319da8fbfad07eab91c8b6634ae3c73cacaade71aca7eb8792ac7b6679a817

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
Signature48wPvNTkBR10nAPmrtLUcRTfoVZ5TPmV96QINcYrb7grsbI5KZlD6OVItE5a9joCnQndXpUKjggsOosB/oeyCg==
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

2026-09-17T12:02:18.993310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017235
observed 2a5a9d9b1f54bb3491298c37347950c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:18.977570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017235/manifest.json
observed 1a319da8fbfad07eab91c8b6634ae3c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:18.960019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017235/publication.md
observed 74adb6caadb896d5c63198381b2108bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:18.943308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017235/publication.txt
observed 9c421d790bad8c908262278a62143462...
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.