OpenTechnical

OT-2026-000099581

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000099581) never changes.

Identity and time

Publication numberOT-2026-000099581 · never reused
Internal UUID01a0aea2-c975-7c56-ae70-6a1580849243 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099581
StatusPUBLIC

Content hashes

Canonical textc503c1b90e9fb57684543497c2433de2581508040e2efd1883dc63963de11505
Markdownc625d6d6943165f6a0f712d02df68681095ec3291abd4cefaf95d47f92f5376e
PDF
Publication pagef9c576dd792c165fd664f924a87d5526abf72d9bafee10e5db422de748b03806
Manifest120e3a95a12d9bba11b939b001b5325701bf04af6f47560bdce031ac90e7f97c

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
SignaturehbzDf7Cwfk4IdvqHewfUWmto6lfk5hc+NT1hxEen8+HWeqhjHGQFDsRpLYbWpzJ1BIdxWbWy2D9NxpN3v9/WCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:30.152958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099581
observed f9c576dd792c165fd664f924a87d5526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.135550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099581/manifest.json
observed 120e3a95a12d9bba11b939b001b53257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.116608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099581/publication.md
observed c625d6d6943165f6a0f712d02df68681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:30.097504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099581/publication.txt
observed c503c1b90e9fb57684543497c2433de2...
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.