OpenTechnical

OT-2026-000009545

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000009545) never changes.

Identity and time

Publication numberOT-2026-000009545 · never reused
Internal UUID01a0ae6b-7563-7fe0-ad57-a6143a6e88d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009545
StatusPUBLIC

Content hashes

Canonical texte78b8074d130eac8374f7733f3f8244c57de9825dabd8d06986024fe560a025b
Markdown079c0f145f0e9b927cc1c3b75494d45fa013a7945e8a67943c1581f17c0e67c8
PDF
Publication pagea8f9621247f0d386b70fdb1130be8c91ea262a9e8901a642c5bf6b4d7bf03422
Manifest4f840e42b051757ef4007cc5f303ffa5a9f6afb6e1d126daaa1939ab28dba505

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
SignatureSwgkVrEC+owzoT0hKgJiehPReZQHE4/V35s3DyWzMeYws9MHxgk3u+DBWVI+xoS/Pl03tAiAeSq7HZ9yWqT/DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:58.234547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009545
observed a8f9621247f0d386b70fdb1130be8c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.214260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009545/manifest.json
observed 4f840e42b051757ef4007cc5f303ffa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.194335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009545/publication.md
observed 079c0f145f0e9b927cc1c3b75494d45f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.173216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009545/publication.txt
observed e78b8074d130eac8374f7733f3f8244c...
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.