OpenTechnical

OT-2026-000075466

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000075466) never changes.

Identity and time

Publication numberOT-2026-000075466 · never reused
Internal UUID01a0ae93-f201-7917-9a32-9cb85c9894fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075466
StatusPUBLIC

Content hashes

Canonical textee103d9a6ba61f704427601874cc2036fb13bc06083a4fe759496aed8fdafa91
Markdown49aa75a52955f57a5d57fab88f1fdf8b562865409ec61274637f76f2c1a47c45
PDF
Publication pagea99bcd90bb2c6bd119d91f7a91955ab771b04d1d2a320d35704aa2a276950ff0
Manifest7886c7dd18fea667e0caa14ee8b11c946e41f5f7a57082533b20b87304b71038

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
SignatureGezfcATlOQlCp4eYxDwTG/r/crGXS06nhWuOWeAHz+Dwal4oIwBfr92wbbuwJG9WlTpmDq9ge+nU4EiFaGzoCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:17:45.515747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075466
observed a99bcd90bb2c6bd119d91f7a91955ab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:45.496165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075466/manifest.json
observed 7886c7dd18fea667e0caa14ee8b11c94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:45.058993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075466/publication.md
observed 49aa75a52955f57a5d57fab88f1fdf8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:45.040602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075466/publication.txt
observed ee103d9a6ba61f704427601874cc2036...
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.