OpenTechnical

OT-2026-000101419

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000101419) never changes.

Identity and time

Publication numberOT-2026-000101419 · never reused
Internal UUID01a0aea4-0e14-7c00-9b4a-3561583c2c66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101419
StatusPUBLIC

Content hashes

Canonical text61634e84bfe30c3069c613b2f6cd9da14e271124164f77be8f5f6696b6f01bdb
Markdown34236c65cf8f8e65912e8d47052623bbf2106f976dab4c8b42204a42c7917a30
PDF
Publication paged2ee46d297a16517fd32ed2def180fa584530dd6c3ade48249e8f97751756728
Manifestf54ea203818f6abb12bcc3fae6d7c2616a9da00638e12ccb21ed8855aa23c4fd

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
SignatureDdNJ/GQtDWRzMnnoUO2ezsesF/DhLWBGxk5XosR/411KPE/pKK/0Nr8rND+7unU+679xmATM+4fk0ydvsxY7Cw==
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

2026-09-17T09:25:58.048219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101419
observed d2ee46d297a16517fd32ed2def180fa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:58.031131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101419/manifest.json
observed f54ea203818f6abb12bcc3fae6d7c261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:58.013734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101419/publication.md
observed 34236c65cf8f8e65912e8d47052623bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.995458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101419/publication.txt
observed 61634e84bfe30c3069c613b2f6cd9da1...
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.