OpenTechnical

OT-2026-000044883

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000044883) never changes.

Identity and time

Publication numberOT-2026-000044883 · never reused
Internal UUID01a0ae7c-911c-7832-a317-8e78d58651e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044883
StatusPUBLIC

Content hashes

Canonical text89451913c050b44fb1e2f15c2c6e91f54e16ac37bce048c36f003595a6416094
Markdownc8977978c534e013ffb3019444d333fa10dd0702552577055cebb761b66301cd
PDF
Publication pagece490379064ef2d555c15f1e9505321b8f4c5c901df1c0beb789b5ea3a697e2a
Manifest99786e9723fc175e827717fab658ecbde4396f9ba4f9971cc771d626870569bc

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
Signaturey7TOlfhIa4LJGayW/KHt55YqTXDRjfXrejB21Buzta+pVZ0/d4Mbx1NThC8eM2Bt2U3JxcbwG/8TOEXjzwyXAw==
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

2026-09-17T11:11:32.466089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044883
observed ce490379064ef2d555c15f1e9505321b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:32.446570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044883/manifest.json
observed 99786e9723fc175e827717fab658ecbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:32.425542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044883/publication.md
observed c8977978c534e013ffb3019444d333fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:32.406635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044883/publication.txt
observed 89451913c050b44fb1e2f15c2c6e91f5...
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.