OpenTechnical

OT-2026-000035212

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000035212) never changes.

Identity and time

Publication numberOT-2026-000035212 · never reused
Internal UUID01a0ae76-6a1e-73d4-b1c6-2b7e4bed7267 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035212
StatusPUBLIC

Content hashes

Canonical textbabd2d9077191cf8a69d3b5e80cfe3677ec07697f0d7cee950cfddad7e80dc42
Markdown2b6b85adbdcb620321af48cd18cdef31435439a7fc22cadf90e53fde6ac7d25b
PDF
Publication page70ce4e29de883fc37c71f3269106b78872737e210f769ea0718cc426045ba8c2
Manifestfe72f45863e3605acbee28eb51b08bce83e79b4f6bc58cbf4167d4b999b8c6e8

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
Signatureh2zGNidzynhPkV9whd3x6FqPXSrgW6ojPMdztwXgZvKZeB1eIA5fC+UIUkYPK2kacsO0BidiqlwCCx1/V02yBQ==
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

2026-09-17T11:28:20.523827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035212
observed 70ce4e29de883fc37c71f3269106b788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:20.505155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035212/manifest.json
observed fe72f45863e3605acbee28eb51b08bce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:20.485536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035212/publication.md
observed 2b6b85adbdcb620321af48cd18cdef31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:20.463877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035212/publication.txt
observed babd2d9077191cf8a69d3b5e80cfe367...
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.