OpenTechnical

OT-2026-000033910

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000033910) never changes.

Identity and time

Publication numberOT-2026-000033910 · never reused
Internal UUID01a0ae75-a392-707a-9bc8-bb86f2cfa7e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033910
StatusPUBLIC

Content hashes

Canonical textb8600190882e4a321556ea9eb5c19ecfd0ff12df2f960d78956cada8f6717161
Markdowncae8ffc4310c1878a26f228be91ce4f8701324e78c08c5e1a66ff7c10302008b
PDF
Publication page6339dfa03a6b5963332bd2c023218ca9189d484641d4c8c57967fcb432645538
Manifestdd74d60253e52019c6691f4cc3e9d0dc765cdb9a23a60b3e905d3d96764f8176

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
SignatureCXnYzZT2WAEDspWOrOJh/qZ5gbc5J70aSnw4pV+wy2uTs4m/GY2aPSVcqi97bib6Vitwn2HBdLdhj0DFbooBAA==
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

2026-09-17T11:31:59.424938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033910
observed 6339dfa03a6b5963332bd2c023218ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.407358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033910/manifest.json
observed dd74d60253e52019c6691f4cc3e9d0dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.387770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033910/publication.md
observed cae8ffc4310c1878a26f228be91ce4f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.366308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033910/publication.txt
observed b8600190882e4a321556ea9eb5c19ecf...
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.