OpenTechnical

OT-2026-000098926

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000098926) never changes.

Identity and time

Publication numberOT-2026-000098926 · never reused
Internal UUID01a0aea2-8286-750f-9593-151a46062cc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098926
StatusPUBLIC

Content hashes

Canonical text4249e064de5597981213ccc51d170eec4d606d0147a2bd885c034c234ae810f4
Markdown608a30d85d4c34de2c22f735883c1fe5b6198cc5d3e271ca2a8c76de172db20a
PDF
Publication pagedd5cb82e0d5e83549358fc02e392da665475aa071e5a31066ebab49079d16360
Manifestb051fa6d398aabbe91ef40923cecb4c646ecf5e9bd9e6206dcba14671f0915f5

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
SignatureUFYXN/pxRNj600AK5iq8EG9Pi8GX7vLyoT9lwiy2GNw/CeX2DuE61/9ixmZhII+d46QhSbvUhmRfWoiY57hwCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:59.400891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098926
observed dd5cb82e0d5e83549358fc02e392da66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.386382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098926/manifest.json
observed b051fa6d398aabbe91ef40923cecb4c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.370068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098926/publication.md
observed 608a30d85d4c34de2c22f735883c1fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.355017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098926/publication.txt
observed 4249e064de5597981213ccc51d170eec...
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.