OpenTechnical

OT-2026-000039573

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000039573) never changes.

Identity and time

Publication numberOT-2026-000039573 · never reused
Internal UUID01a0ae78-d8d3-72cf-b14b-1297685bad94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039573
StatusPUBLIC

Content hashes

Canonical textfeea336fec700384b796a49b4ba5f8d1073f29378ab9ca97fdd5966a5a25b849
Markdown4104b20a4c5b379f866b6b2b37f695cd1d0184dd5cbbf44efbb20ad56341673c
PDF
Publication pageb3b040a73309fb7ef0fa1f52f5885f94022e3d9346f4ea65384290fb544d340c
Manifest2adcd7f7152358b123975334207cb7b1c6290ecce3df05ebb5ac14077531e011

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
SignaturewVMp4v8o3bvn2TrRQGL8WoqQT4ptfImYpIcZoN2Cg6SCTDB/h+wiHMNfU+fzdH6H77rtIe0o+ezRDZGofCFfDA==
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

2026-09-17T11:19:43.796830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039573
observed b3b040a73309fb7ef0fa1f52f5885f94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.778367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039573/manifest.json
observed 2adcd7f7152358b123975334207cb7b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.757427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039573/publication.md
observed 4104b20a4c5b379f866b6b2b37f695cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.740056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039573/publication.txt
observed feea336fec700384b796a49b4ba5f8d1...
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.