OpenTechnical

OT-2026-000066984

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000066984) never changes.

Identity and time

Publication numberOT-2026-000066984 · never reused
Internal UUID01a0ae8f-14fe-726a-895f-e94346ae2725 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066984
StatusPUBLIC

Content hashes

Canonical texte96878ca99bfaa92fafdb54832571b6d66a2882db5a395483f6cc35b9d1ffbcd
Markdown942964a230f5d7f39b9f4dd4e36dde1621b5d423ed96f83eb467f85575027249
PDF
Publication pagedf2a9ea41223f15b83110ba35448f6060b147df35221fa14b66d847628018e49
Manifest09c611d7581ff2a4319ca7a49961e68a22c78053bf8530341e756ee123ea5439

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
SignatureYTP6wb4ofuX52c6m1hAFd0F3fEu/eNd7JaFphzFnjQx/f9ewbxgbsrLc6MC2dwoyNoVSRxaNbVmxtZUUTuBuDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:12.524339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066984
observed df2a9ea41223f15b83110ba35448f606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:12.507465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066984/manifest.json
observed 09c611d7581ff2a4319ca7a49961e68a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:12.489426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066984/publication.md
observed 942964a230f5d7f39b9f4dd4e36dde16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:12.470956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066984/publication.txt
observed e96878ca99bfaa92fafdb54832571b6d...
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.