OpenTechnical

OT-2026-000084807

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000084807) never changes.

Identity and time

Publication numberOT-2026-000084807 · never reused
Internal UUID01a0ae99-43b3-7fb2-889e-5d5cfdee99d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084807
StatusPUBLIC

Content hashes

Canonical text8db23efcc4b101d478acbc03ab11626d42e8dee954815896b9c9ffb75aa41f05
Markdown87e9e8ab65fdb4acb6ff6398c662be3d0857bdd2e49bb606f94659fd56bca287
PDF
Publication page025f6b10ddd1c2c30506f0536b63eed9665efeb07ffe3f7cbc390ad2f08d6dd7
Manifest6c58796db7b7a3963412031d47c280dd6b158077e58f1c85eb38345eaa060ef3

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
SignatureZ1+Tqn9zALnkISb3AUyjegab8fpqm0jwFbv+Yku++ZfdBKmFDwepVl1Vl0YSzXYMyrht3Ss8drLf8OYfokf3Aw==
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

2026-09-17T09:54:45.212400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084807
observed 025f6b10ddd1c2c30506f0536b63eed9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.194416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084807/manifest.json
observed 6c58796db7b7a3963412031d47c280dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.176141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084807/publication.md
observed 87e9e8ab65fdb4acb6ff6398c662be3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.155083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084807/publication.txt
observed 8db23efcc4b101d478acbc03ab11626d...
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.