OpenTechnical

OT-2026-000048700

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000048700) never changes.

Identity and time

Publication numberOT-2026-000048700 · never reused
Internal UUID01a0ae80-c32b-7811-afc6-a81f2f06438c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048700
StatusPUBLIC

Content hashes

Canonical texte6632ce5c0f3f65fc24b69bbc4d742e60ff72875fcf7836567c85f617841287c
Markdown56c8e3de4d97d637f5e33ea12b0438180f62f82acb4b2f44ffacb44de9fae7a6
PDF
Publication pagef7b6cd5cb05b48529a44b6f464d38b52f2211c73d0d484b657f33b5a1d905655
Manifestf58803b60bb73ee899d928243f95ee239425cd855f55f3d70bb64877341cd846

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
SignaturerSrppmM8enXOF46PJpR7qFcf+RCY+Ool+tvuF5rQIqycEZCpAmkT0wfbxYttFzi/fx1B5A7v5GV+T4WrETgTCA==
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

2026-09-17T11:04:20.133481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048700
observed f7b6cd5cb05b48529a44b6f464d38b52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:20.112070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048700/manifest.json
observed f58803b60bb73ee899d928243f95ee23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:20.091008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048700/publication.md
observed 56c8e3de4d97d637f5e33ea12b043818...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:20.071476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048700/publication.txt
observed e6632ce5c0f3f65fc24b69bbc4d742e6...
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.