OpenTechnical

OT-2026-000056859

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line 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-2026-000056859) never changes.

Identity and time

Publication numberOT-2026-000056859 · never reused
Internal UUID01a0ae87-7af8-742b-bfec-bbfbac9961a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056859
StatusPUBLIC

Content hashes

Canonical text0d4e507fa7cd37b3f5097176f0148c4104c99c3c1875f95ea1412f38558f7b97
Markdown54cb0ed1f9e89c701e331c7cb59c5d7d1c0cc708ca2d3abdc9fd98eacf2bbb3b
PDF
Publication page85465f0f803fc49af4e493f21471e0b2d466e3c1e20660c7bb2df1848e8e50d7
Manifest8615c68740e25fb505f6d48507a467d218237ddefd2e3632cc815d53847072c2

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
SignaturedFNIjMulpX7LGUUu8O3gldlhDGn7vquwm3nJA7qxhcjt3quujYNKH/Rbha0WlqMRixugmphBGFqXvdHbiegPAg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:21.812035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056859
observed 85465f0f803fc49af4e493f21471e0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.794786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056859/manifest.json
observed 8615c68740e25fb505f6d48507a467d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.776428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056859/publication.md
observed 54cb0ed1f9e89c701e331c7cb59c5d7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.757258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056859/publication.txt
observed 0d4e507fa7cd37b3f5097176f0148c41...
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.