OpenTechnical

OT-2026-000048016

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000048016) never changes.

Identity and time

Publication numberOT-2026-000048016 · never reused
Internal UUID01a0ae7f-c423-7f03-a829-1a8190541595 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048016
StatusPUBLIC

Content hashes

Canonical textafbc626eb6861ec36118485b7922a7a419b6df298a43ee9bcd32923633befca1
Markdown35c7d20a40a3eff292adbdaa181a46997fc1721fc483ba5eb7cb0ed87676b4b4
PDF
Publication pagee82c3ea92d10fce6fbc6dc7b531f7cd01dd46f40cc09e475c5e0f560d9be2912
Manifestd9ca967eb37ce8ae0fe3a15f742d194193dd555478cb5437b040719add936e19

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
SignatureMAnc7t+FJDx4ALAFg6g6XDG3tT2gLqgV9JmYOJ5lw8bOALVAs9wyXBKmSWMAcyXkea5O0QLlwhi/jEMJgJ8EBw==
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

2026-09-17T11:06:00.611195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048016
observed e82c3ea92d10fce6fbc6dc7b531f7cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:00.581229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048016/manifest.json
observed d9ca967eb37ce8ae0fe3a15f742d1941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:00.561997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048016/publication.md
observed 35c7d20a40a3eff292adbdaa181a4699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:00.530633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048016/publication.txt
observed afbc626eb6861ec36118485b7922a7a4...
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.