OpenTechnical

OT-2026-000044858

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044858) never changes.

Identity and time

Publication numberOT-2026-000044858 · never reused
Internal UUID01a0ae7c-911b-7e8c-9ccd-d6edebb1a2f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044858
StatusPUBLIC

Content hashes

Canonical text935b07bd10506cf26e8c7d3053c5938d580963a64a97e8681f8e75f5bbcdfdd0
Markdown65a25b4fc253b66bec3dcfd39c3928124020d8b9bb17fab8f425378c554f689d
PDF
Publication page36e4ffc69896438a6fbac16afcbfa5bbee64dc6c725d5216dc2f2fa4770df1d8
Manifestfbd2084cfe23c8100a3947a2cf62758e68ba9fdd9e3e49caa16d0d2f1e485209

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
Signaturejv2XduF1DGwFnJiASHuJSlOVehbtGxTRXJ/1/oQ3vt+5T13KyxPTWSL1mAUI1Ojsh00g6VuRStBAe+X9TxdGDQ==
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

2026-09-17T11:11:30.461508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044858
observed 36e4ffc69896438a6fbac16afcbfa5bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:30.443929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044858/manifest.json
observed fbd2084cfe23c8100a3947a2cf62758e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:30.426103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044858/publication.md
observed 65a25b4fc253b66bec3dcfd39c392812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:30.408359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044858/publication.txt
observed 935b07bd10506cf26e8c7d3053c5938d...
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.