OpenTechnical

OT-2026-000047842

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000047842) never changes.

Identity and time

Publication numberOT-2026-000047842 · never reused
Internal UUID01a0ae7f-c421-77a7-bbf2-485e593cc678 · 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-2026-000047842
StatusPUBLIC

Content hashes

Canonical text7591d152e9b436fbf1ecc50fede41a80be1382dbe7424d8014cee9384dc07cff
Markdown9a648ce7b7c3cdd0cbe9ee9710ea07981889808afa0e21edd9aa3baa6b0a4ccb
PDF
Publication pageccc96155bd94d8d71ad97874d01feee0fbde0b05b66dc7e784cd8fafb2dc73df
Manifest0b89aedb406f4516f3aec89c04bed0a2d53deba05c007f71183c17f8ae7a3987

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
SignatureCt6twYdiLEwbOMunytIm8NE21vpwl9Kxe7jpDoxN2WI9ztbNEEwj+SEtPPr4Y+8+dq8rORGC0x2GLswiFKq4AA==
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

2026-09-17T11:05:45.563579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047842
observed ccc96155bd94d8d71ad97874d01feee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:45.544547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047842/manifest.json
observed 0b89aedb406f4516f3aec89c04bed0a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:45.525727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047842/publication.md
observed 9a648ce7b7c3cdd0cbe9ee9710ea0798...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:45.508138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047842/publication.txt
observed 7591d152e9b436fbf1ecc50fede41a80...
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.