OpenTechnical

OT-2026-000098845

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000098845) never changes.

Identity and time

Publication numberOT-2026-000098845 · never reused
Internal UUID01a0aea2-8285-7ba2-bb68-e15ee88125d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098845
StatusPUBLIC

Content hashes

Canonical text3afceaa5b173ab4c00f64dc48180be12723dece6322cd4500c1a50f6b846bf14
Markdownfeb44a9d460deef096421afa5cc5591c6d00760e566ba5a2f730b48a297805f0
PDF
Publication page045c7a1be8e2456d94dc1c9b65ec0ef64267632e9159f7c6fe8b3366636e8490
Manifest063efea6611ec13f1a43d1705392f615b1d7cb5f20ad6d59c84d512dcc78f1ca

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
SignatureS8p2Jz1FiBadI4VBCFLI1zBT2zfo5klCaCxw0A+HbPeBjk5Cx+hUa3G9dpOeNeoRfcfhSG+keIJIsHewe8h8BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:53.234269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098845
observed 045c7a1be8e2456d94dc1c9b65ec0ef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:53.218162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098845/manifest.json
observed 063efea6611ec13f1a43d1705392f615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:53.202214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098845/publication.md
observed feb44a9d460deef096421afa5cc5591c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:53.186210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098845/publication.txt
observed 3afceaa5b173ab4c00f64dc48180be12...
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.