OpenTechnical

OT-2026-000026348

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000026348) never changes.

Identity and time

Publication numberOT-2026-000026348 · never reused
Internal UUID01a0ae71-f4a7-7172-88cb-02a595fb9a45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026348
StatusPUBLIC

Content hashes

Canonical textb757426d0da244f601b53bf03b9dfde18a61f00426dfa9118a549b66b477d13f
Markdownba355bc35f926e1c2bf0560c390902cf4cf93899a640ad18c6ff0fe5761925d8
PDF
Publication page08dc1885b86a5da6419849cb4409fc07421553a9cb9f61160254477cbe59aaa1
Manifest25cc97a6e0293065b31821a8068c1344f9ac2e4c1a69ba9f62f7d34e3d8d97ef

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
SignatureZJj6l1hNR/kgmZavVSCGEijXJzgDUH7lCmrOQNPk9jTeDWie885XRxs65ctMxQ8Z5Y0vkWePoe0cSIpFJdD3Bg==
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

2026-09-17T11:44:19.246677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026348
observed 08dc1885b86a5da6419849cb4409fc07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.231021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026348/manifest.json
observed 25cc97a6e0293065b31821a8068c1344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.213410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026348/publication.md
observed ba355bc35f926e1c2bf0560c390902cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:19.191685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026348/publication.txt
observed b757426d0da244f601b53bf03b9dfde1...
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.