OpenTechnical

OT-2026-000017508

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000017508) never changes.

Identity and time

Publication numberOT-2026-000017508 · never reused
Internal UUID01a0ae6e-76ca-71af-8f2e-68c8be10e139 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017508
StatusPUBLIC

Content hashes

Canonical text62624f97713b8fadc5f2c6df29ab1c4b6f1fe9b53b25fea2e4738acb5da3d1e7
Markdownce6abb078546f1b4a7205620654f154b24ed8863a67cec4b52e0aaba5ad12e0d
PDF
Publication pagee578d8e29cbe8d4b4fdfb7223a5af0cba6d815ffe5c5975fda954f17309cd544
Manifesta2af8c52f84015dadc46e92d1bb1c6f8e9bb9c7df58bc42ef1c95edf4391c4a4

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
SignatureyQl1vOKPVpNQlxlSeX8blVQ2cV2dHSEJomsFwUpBGTrMAPUVfIZ3wV6NbymaLNARwImmO0TzAgwkNy6LsOuvBw==
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

2026-09-17T12:02:39.830101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017508
observed e578d8e29cbe8d4b4fdfb7223a5af0cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:39.812505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017508/manifest.json
observed a2af8c52f84015dadc46e92d1bb1c6f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:39.796041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017508/publication.md
observed ce6abb078546f1b4a7205620654f154b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:39.777810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017508/publication.txt
observed 62624f97713b8fadc5f2c6df29ab1c4b...
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.