OpenTechnical

OT-2026-000039171

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line 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-2026-000039171) never changes.

Identity and time

Publication numberOT-2026-000039171 · never reused
Internal UUID01a0ae78-9673-705c-9939-d3223cb7fbe0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039171
StatusPUBLIC

Content hashes

Canonical textb1dd470b08a7c80eb82cad262d8a0c183e073d42ba0fa87d2694ef3b69a642a1
Markdownb8624468fd877f477dd6289951ad73af56d9c6b8d1283ee0ba5dea5bee0d1663
PDF
Publication page44a8ad2c15fbe075e2eb3caf509836e00107b974d128ee87e595c760904264cf
Manifestdc4cb7bd772f2c8340e4db5fdeda0cdacc5bc53649bcef3ec5f2b1d2bd2e5ec3

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
Signaturehxdh25t3tPYVlncAaA/CraSh/eIUa1QX53ZCfPNu7Mcuak6rzOpN/pyVC9nUPxVpkwdUy+ResphEhjI9p6jPBg==
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

2026-09-17T11:20:41.388966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039171
observed 44a8ad2c15fbe075e2eb3caf509836e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.372548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039171/manifest.json
observed dc4cb7bd772f2c8340e4db5fdeda0cda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.355612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039171/publication.md
observed b8624468fd877f477dd6289951ad73af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.339046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039171/publication.txt
observed b1dd470b08a7c80eb82cad262d8a0c18...
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.