OpenTechnical

OT-2026-000009648

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, vented 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-2026-000009648) never changes.

Identity and time

Publication numberOT-2026-000009648 · never reused
Internal UUID01a0ae6b-7563-7c8c-b574-1388611e430e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009648
StatusPUBLIC

Content hashes

Canonical text8912140e0b2712be8d1fd26d34065f0c11376d8f1037d91f20740b5284a8c6e8
Markdown932711d0e6bad6c86a173733ab4808363a977c1880999dae74748760d53199ea
PDF
Publication paged5ef1d535a44df4b092da380f4d53638f87e7377a8e9ec29123d2278589d1637
Manifestec32b6feb4088a906fa3161b3ce5faaebc03b519dc8a944c5b26d927dd0b6943

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
SignatureHPqMr0Do2f6wwI/TCnkrK1L5xG+VcUkBlY1Ziu6Wf1HN1dBS81B67mh3kN9CRNf7Far1sjwhGToIX/+M2NGOBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:33.223948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009648
observed d5ef1d535a44df4b092da380f4d53638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:33.204678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009648/manifest.json
observed ec32b6feb4088a906fa3161b3ce5faae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:33.169768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009648/publication.md
observed 932711d0e6bad6c86a173733ab480836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:33.130910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009648/publication.txt
observed 8912140e0b2712be8d1fd26d34065f0c...
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.