OpenTechnical

OT-2026-000056324

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000056324) never changes.

Identity and time

Publication numberOT-2026-000056324 · never reused
Internal UUID01a0ae87-4bd2-7861-bb05-73333cd25417 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056324
StatusPUBLIC

Content hashes

Canonical text1a9ff81baaab23f2e2453075d7d06b30c90d38b97999d9b493083d664edab1ff
Markdown0d9aa841fe62690059f6b83a2c20c55c0937d14ec6cec26af56f67196fe7c8ec
PDF
Publication page711b9a141797b65cdf0235524333e9892f690881c42379b9583aaf0738d18068
Manifest4dc34276a441cf7799243811dd4b0b7a11a828f9aa5a888b4421ca940fa9bf7e

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
SignatureWOQ3hLI0zrXmYobryGGf8vjRKyun1WINkFwF0NLqr/cjkIvLSmjqVr/SgPzfQBXs/labMhiiPdsi5rZ9T4D4DQ==
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

2026-09-17T10:50:49.653277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056324
observed 711b9a141797b65cdf0235524333e989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:49.636388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056324/manifest.json
observed 4dc34276a441cf7799243811dd4b0b7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:49.618830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056324/publication.md
observed 0d9aa841fe62690059f6b83a2c20c55c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:49.601041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056324/publication.txt
observed 1a9ff81baaab23f2e2453075d7d06b30...
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.