OpenTechnical

OT-2026-000041432

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, pulsed 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-2026-000041432) never changes.

Identity and time

Publication numberOT-2026-000041432 · never reused
Internal UUID01a0ae79-b145-7e26-8420-144501bb999d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041432
StatusPUBLIC

Content hashes

Canonical text4a7a380cec91b9b2a7078415713c14e63b2bab5f3f314f284dc217fe9a7277bc
Markdown53365354883d6d02764437a34c0fe6e317231e8c01086fa0fc18d6b8ef542890
PDF
Publication paged16b7be3269488a95125c8d551d15441873a25a2735627c1f691ab75098ff2f7
Manifest6a786e7f5558d3a001055e9155d5b3f28386724e3e17b63c321e111b531bb773

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
Signature9EN673/r1SDMAE9dRSW5/exsW+gipIXRldjmpUNANwoDRRvodNtEJ9mXkrPj+IvVNkdpVwt6SCEWZFMZ8CuPAg==
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

2026-09-17T11:17:27.135273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041432
observed d16b7be3269488a95125c8d551d15441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.117291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041432/manifest.json
observed 6a786e7f5558d3a001055e9155d5b3f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.099196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041432/publication.md
observed 53365354883d6d02764437a34c0fe6e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:27.079813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041432/publication.txt
observed 4a7a380cec91b9b2a7078415713c14e6...
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.