OpenTechnical

OT-2026-000084051

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000084051) never changes.

Identity and time

Publication numberOT-2026-000084051 · never reused
Internal UUID01a0ae98-5b5e-736b-9ce5-cb3f5ec3ec78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084051
StatusPUBLIC

Content hashes

Canonical text0f1f527deb4eecbaa63f9c8cd2ad0270d805c788f8ce676be9e28579acfddaad
Markdown39a97a1321eea659e09e1e5a69de7e28fcb3c26afe92f30234508133d1640ffc
PDF
Publication pagedb7fc02979b9851b0becb1975a02645e0305a18c9289472c1bd63b121fc5a850
Manifest3cf73983bab10463dba14d4116b76a35620511044bcc677d86d946aa0021eb9e

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
SignatureDcyVJVdvfwRTIFk5QnTMAoYtvCi4KSLUvjgREnGDnmJtWhTLDNtw3q5ydLH1ee0bgt99HkzejVCM3/RCs9NgCw==
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

2026-09-17T09:55:47.115698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084051
observed db7fc02979b9851b0becb1975a02645e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.098305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084051/manifest.json
observed 3cf73983bab10463dba14d4116b76a35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.081326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084051/publication.md
observed 39a97a1321eea659e09e1e5a69de7e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.064298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084051/publication.txt
observed 0f1f527deb4eecbaa63f9c8cd2ad0270...
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.