OpenTechnical

OT-2026-000027562

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000027562) never changes.

Identity and time

Publication numberOT-2026-000027562 · never reused
Internal UUID01a0ae72-6999-7890-bfb2-316bd664a341 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027562
StatusPUBLIC

Content hashes

Canonical textb2957dcf1db48b131b08455c8483a9b799c6e4d2352abd072611c97a33f0d1b2
Markdownd688ad7e52c883ceeba18162bf6d62d5a0ce1d016dee8668d2fe4b95105cf909
PDF
Publication page07cbd0325c1f994e5692a895d82722011a4c60922a8f019cfc9a0459ade3e558
Manifestaebbc590898126a2d9f5387a8218ed37d4f3e9069db9d647b2046eeef38ed8c3

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
SignatureQC1PTZSayZFXm/9LMmJEUZGmWC1nIjnFaW58UirAt2yH7d/WCV+7GLRNvpp5XbZCJ2De4ziLnAD5OiQKuy7kDA==
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

2026-09-17T11:43:03.140453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027562
observed 07cbd0325c1f994e5692a895d8272201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:03.124719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027562/manifest.json
observed aebbc590898126a2d9f5387a8218ed37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:03.109407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027562/publication.md
observed d688ad7e52c883ceeba18162bf6d62d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:03.093361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027562/publication.txt
observed b2957dcf1db48b131b08455c8483a9b7...
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.