OpenTechnical

OT-2026-000101034

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000101034) never changes.

Identity and time

Publication numberOT-2026-000101034 · never reused
Internal UUID01a0aea3-c377-7d33-93ae-af3ca383274c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101034
StatusPUBLIC

Content hashes

Canonical textae9a0f3252a80d8e68742ca3bacbbc3d7980f82ae93c165583c2c7a2c9fd26f8
Markdown07f4eac4b216c3da2eb8b19ffb8739dd952cc267b1cff6c340f9a3c6024d8c74
PDF
Publication page9e28d9c51002bc652fad14b9a1eab36446aa92fda25cf8ee780d0c4d8ce767a4
Manifest85fd85b04e7fbeb12e97d206e9376e168eb5df7af0d1b417b0137182f5535d5f

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
SignatureTU7llMwTGJrC5MTRHSbxak47yWAm+CuoLhtl6u3KoKzIr/qRqt22xSBJkekUD+8EBn7JfgtizUe2j4IwYXxcCw==
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

2026-09-17T09:26:34.393180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101034
observed 9e28d9c51002bc652fad14b9a1eab364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.374086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101034/manifest.json
observed 85fd85b04e7fbeb12e97d206e9376e16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.324154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101034/publication.md
observed 07f4eac4b216c3da2eb8b19ffb8739dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.277113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101034/publication.txt
observed ae9a0f3252a80d8e68742ca3bacbbc3d...
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.