OpenTechnical

OT-2026-000039167

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

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-2026-000039167) never changes.

Identity and time

Publication numberOT-2026-000039167 · never reused
Internal UUID01a0ae78-9673-7518-a07b-153253e171fb · 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-2026-000039167
StatusPUBLIC

Content hashes

Canonical text43666b764637d95e3b5db0382496ae6f53d3677f07df4e69d509e9dcf741aac4
Markdowna4b8afdbb4d91b897c894c5f13fa1b141787a48b3437e65b27db76c4af93c5c3
PDF
Publication pagebce379886c37aa82d101bdc044e0464f379684e809cde3ed4a598ecaa9fd2999
Manifestf533bc9d3d6c2bcf9aad5956837d4653af89a5265c1fe5b56af58418f51805e0

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
Signaturey5NZXbJdSdYO9I7Ctd0rrvOhSDFaaG6JwFntew4P/h8kMynLdjKsrIc42gBOmNm4ljQH8UHzrIf34bMLBnG8Aw==
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

2026-09-17T11:20:41.106418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039167
observed bce379886c37aa82d101bdc044e0464f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.090766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039167/manifest.json
observed f533bc9d3d6c2bcf9aad5956837d4653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.073396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039167/publication.md
observed a4b8afdbb4d91b897c894c5f13fa1b14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:41.055274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039167/publication.txt
observed 43666b764637d95e3b5db0382496ae6f...
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.