OpenTechnical

OT-2026-000061608

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061608) never changes.

Identity and time

Publication numberOT-2026-000061608 · never reused
Internal UUID01a0ae8b-7b45-7701-bb0c-2ff1a989e1f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061608
StatusPUBLIC

Content hashes

Canonical text840d3d8fb098f33933ca90197e63a7a56a6999c0cc4cba2929109408c3f089f9
Markdown2e421ce6ba75187cbe3e3e33acf71a28429917100da244952d340f6218e68d1c
PDF
Publication pagebc38f5c2a5102f25ebb281e5252ce4f9099d71ac8e7c92cee874d346fe84f80c
Manifest041442cb74c7f3b907e047e86d8bed1ea2a729296eb68b05fa116255d5be236e

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
SignatureQyjJITuSEAuff6oOBj7MHSbPpp71QEhhNkKkji8XbI9T2J3cHfLHz6Czfftkkvt/MyRZlE5Prld9nT7N07FJCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:32.253698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061608
observed bc38f5c2a5102f25ebb281e5252ce4f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.235415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061608/manifest.json
observed 041442cb74c7f3b907e047e86d8bed1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.217508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061608/publication.md
observed 2e421ce6ba75187cbe3e3e33acf71a28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:32.200417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061608/publication.txt
observed 840d3d8fb098f33933ca90197e63a7a5...
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.