OpenTechnical

OT-2026-000024227

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, pulsed blow-off before 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-2026-000024227) never changes.

Identity and time

Publication numberOT-2026-000024227 · never reused
Internal UUID01a0ae70-e8c8-7a6f-87b8-33d3edb8bba7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024227
StatusPUBLIC

Content hashes

Canonical textdae3dfcd491095ebe7cff3b63f9a37039de87604b638a5c93a0994fb080f4965
Markdown38be8829d0ab1e3df4c897e9c206a9bdbae10d83f0c660d4bd8ad6a92218ed19
PDF
Publication pageb77b2ad2b54dc3299617e77c5f4fe06720b6685ae9eba683b718046af21bc944
Manifest2a94b77891bee80b30a2da7d4582ee8fec7a68ed6fb37767941fb66e5da3ab97

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
SignatureBPbAya5t+/lqWX2QX/BVtHDrLSmwt/okpJXbmR5Fq52KSv/ltyaZ7vzEKe8F+5vMHitgv/qARd/hNiVhwOFCAg==
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

2026-09-17T11:48:41.706515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024227
observed b77b2ad2b54dc3299617e77c5f4fe067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:41.689865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024227/manifest.json
observed 2a94b77891bee80b30a2da7d4582ee8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:41.672223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024227/publication.md
observed 38be8829d0ab1e3df4c897e9c206a9bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:41.656289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024227/publication.txt
observed dae3dfcd491095ebe7cff3b63f9a3703...
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.