OpenTechnical

OT-2026-000070163

Publication integrity record

Two cup vacuum gripper, two zone face, pump fed, supply line pressure sensor, 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-2026-000070163) never changes.

Identity and time

Publication numberOT-2026-000070163 · never reused
Internal UUID01a0ae91-1862-792d-b39f-e06af98f2bee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070163
StatusPUBLIC

Content hashes

Canonical textf08fb66c5358ca4cb255768544eef289d2ee5c505009c8e1787b5134f7219139
Markdown06dd82c93011cd8e0483ab0849024342e46f159225c0d61cdac5fd3543ac64bb
PDF
Publication paged9e0c5f7d0d39cf8b3207984744c7bd26bbfb856319df02d11ee08ee60096b40
Manifest8c7cbbc163c0695db734bd4fb295cfeef672184e9efb611b88ee0a0a42423ce6

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
SignatureYxe2DSSYQVERGgMhmZyxP8eUAoBAo1Cbe/EBSUEoTTles2LL2wB3uyNv//fHCQ6n28DQUXxZiFdbFmNoqbiwCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:27:12.747085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070163
observed d9e0c5f7d0d39cf8b3207984744c7bd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:12.731884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070163/manifest.json
observed 8c7cbbc163c0695db734bd4fb295cfee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:12.713619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070163/publication.md
observed 06dd82c93011cd8e0483ab0849024342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:12.696275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070163/publication.txt
observed f08fb66c5358ca4cb255768544eef289...
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.