OpenTechnical

OT-2026-000051696

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000051696) never changes.

Identity and time

Publication numberOT-2026-000051696 · never reused
Internal UUID01a0ae83-7c82-7f7f-8f99-eaefcb2bc1a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051696
StatusPUBLIC

Content hashes

Canonical textcd2a4b4fa85c087228a5f75319bd577601f4b344f2ea9a51aca31a5eedba3139
Markdown9d0315f9dd8b964fd898a261ff7d7e172e96d39216aaaba2ff5d9aafd672a23f
PDF
Publication page5c26b699354694a39665e0226e0593e577cdf2b9c0f55b9b79bac7c487d5d3c0
Manifest403a8817d59e94d7c18f07ecde3179d537ac3a48a964f58dffbea6ab22ff5899

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
Signaturev0J00P1T2UZnrW/rl143NQcIhrE5W/5vzVqAmd8NG6hETQcsqWreUQzX81aoE1Ipe7ZCn7Mm/hCVHVAbXITLCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:34.476277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051696
observed 5c26b699354694a39665e0226e0593e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.456808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051696/manifest.json
observed 403a8817d59e94d7c18f07ecde3179d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.436713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051696/publication.md
observed 9d0315f9dd8b964fd898a261ff7d7e17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.418842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051696/publication.txt
observed cd2a4b4fa85c087228a5f75319bd5776...
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.