OpenTechnical

OT-2026-000037148

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000037148) never changes.

Identity and time

Publication numberOT-2026-000037148 · never reused
Internal UUID01a0ae77-7741-72dc-bcc1-c7cf0f991583 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037148
StatusPUBLIC

Content hashes

Canonical text49451cb33f761c1f9cf5410c28b1965501d35d50319d4b78c62cda06bb1babce
Markdowne9bdd2c152cb8c48b5b7140013c8bc6062e8e9c1f3fd41375f0f99dc4488737d
PDF
Publication page20f9e74eb06e98a549edaefb0f4f3ad9293ffec901117bc992e957507480f6ae
Manifest043f5f9e7e9e9d11acc822b3dd422231d8a970cd1e930d9ca581fcb6eb6bee3d

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
Signature0PcY+XozNethuAEiNpnPg7ap/hf/Lq0aisE8jwsZ8JSdhQY/HXjFFKUo5iD46itvwKyLQ30gvPRC4LivgufjBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:25:01.821825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037148
observed 20f9e74eb06e98a549edaefb0f4f3ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:01.806210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037148/manifest.json
observed 043f5f9e7e9e9d11acc822b3dd422231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:01.790449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037148/publication.md
observed e9bdd2c152cb8c48b5b7140013c8bc60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:01.774653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037148/publication.txt
observed 49451cb33f761c1f9cf5410c28b19655...
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.