OpenTechnical

OT-2026-000025744

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000025744) never changes.

Identity and time

Publication numberOT-2026-000025744 · never reused
Internal UUID01a0ae71-9bca-78e7-acb7-afbec761576f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025744
StatusPUBLIC

Content hashes

Canonical text7c060d0bcb335a0cc4cc1d9b093d1d4261d845c3c9b3695b4bf6ec447bfef3d3
Markdown9d5452390e971597b20a84d2afc4b34fef7761f964bbce48950befaca30efb5c
PDF
Publication page5c97687821b55941b249df2453acae5fc830a8022cc9be68a8c23b9690b5ffe8
Manifestb1bc35ce6553407e053b1fad0bf4370e2a27f019af1203ae368ad5f21d41dbfe

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
Signature1NHyoaUSI6hMx0d7en85SAvPnmeCjnsnxJk1RPpNwCyRlUCWZ6lli2tuwHtP74yZayzgBUhtL0Jn7o8lxZ5TDQ==
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

2026-09-17T11:46:58.161778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025744
observed 5c97687821b55941b249df2453acae5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:58.144332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025744/manifest.json
observed b1bc35ce6553407e053b1fad0bf4370e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:58.126870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025744/publication.md
observed 9d5452390e971597b20a84d2afc4b34f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:58.108964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025744/publication.txt
observed 7c060d0bcb335a0cc4cc1d9b093d1d42...
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.