OpenTechnical

OT-2026-000047726

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000047726) never changes.

Identity and time

Publication numberOT-2026-000047726 · never reused
Internal UUID01a0ae7f-c41f-7da7-90d1-fd957f8f450f · 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-2026-000047726
StatusPUBLIC

Content hashes

Canonical text1d2b861ae3fc677ba96ea8ed0fe6ddcb6fe4c6c2ed0bdbbe68462c27b0699049
Markdown6e2fd9eb721e9eeaa30cdb29425b92f4d5f86a649b1bbe30b96b4757d47576e4
PDF
Publication page9223b425db9a0342ddb13170f21aa625d50b1132d2fbd3c7a807d0b74bb64945
Manifest34527fd2524bee363b9394d2b5ac374dbce9551d037846fa41cf2c7cfcb2356d

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
SignatureXCmwkshgHtpqNVttlDjWKsfGq0mQHX2xf+haZgykxwYNqvUIQ+CIB37b/iDELBnEi4fi3VtfpTA5adKtXo+FCQ==
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

2026-09-17T11:05:35.846374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047726
observed 9223b425db9a0342ddb13170f21aa625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:35.826402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047726/manifest.json
observed 34527fd2524bee363b9394d2b5ac374d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:35.807746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047726/publication.md
observed 6e2fd9eb721e9eeaa30cdb29425b92f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:35.787007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047726/publication.txt
observed 1d2b861ae3fc677ba96ea8ed0fe6ddcb...
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.