OpenTechnical

OT-2026-000007745

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000007745) never changes.

Identity and time

Publication numberOT-2026-000007745 · never reused
Internal UUID01a0ae62-843f-79e5-a6e4-547a73064bb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007745
StatusPUBLIC

Content hashes

Canonical text0fe493429116f0c6969261b0ca09836a7ed5a7ee337d03ced7c3e9b9c7986e6d
Markdown76f58e3b8c287d9abd1e92610c84f9bd70875156913a1d3af88418d7e633ecbe
PDF
Publication page1bf0e94bf1a26b0612f4ef94a29cec97260d00745def33e4a888ff229b94ba44
Manifestc79ce329042e2da0a65f627997dc2bdc67d4ddf2816e4b7cd9d9cb672f1f1b36

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
SignaturekPtHoz6rqCgiwu+5s/OyEZ8WcYfa2/KTSIt/LrlxsgeXergelm6n/yKg/OJcoieu2T4/did0defsGuWhXyzZAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:08.348895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007745
observed 1bf0e94bf1a26b0612f4ef94a29cec97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.331033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007745/manifest.json
observed c79ce329042e2da0a65f627997dc2bdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.313247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007745/publication.md
observed 76f58e3b8c287d9abd1e92610c84f9bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.295164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007745/publication.txt
observed 0fe493429116f0c6969261b0ca09836a...
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.