OpenTechnical

OT-2026-000059558

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000059558) never changes.

Identity and time

Publication numberOT-2026-000059558 · never reused
Internal UUID01a0ae89-ec23-73bc-a275-4464383da7e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059558
StatusPUBLIC

Content hashes

Canonical textaaca4b1ec2a08f99913943d4ca39621a31dab38bf637116e9b4632eb87ff602b
Markdown6fcfc9ee3d26d494bec2048089f983aca3e6188c0e35962e1038c0cce53b0e52
PDF
Publication page3506e624bd19ca40401defa3f7aed19c3620525aa6bb3469d479f0c9dbe4edbf
Manifest6f799c3683b70c3a0238a43b19b426ee51d757c4292eca505fc463b7e5bb2f1d

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
SignatureYZrElNumeoQPZ4p2lwkhs3Qn7ZBkMkVu8J2XaFX2aYE9KA57sAa6mD/8/6OJx0yoSXgNJodCi66XgIy6i7ZBBw==
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

2026-09-17T10:44:12.153336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059558
observed 3506e624bd19ca40401defa3f7aed19c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.134632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059558/manifest.json
observed 6f799c3683b70c3a0238a43b19b426ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.117369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059558/publication.md
observed 6fcfc9ee3d26d494bec2048089f983ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.100142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059558/publication.txt
observed aaca4b1ec2a08f99913943d4ca39621a...
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.