OpenTechnical

OT-2026-000024899

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000024899) never changes.

Identity and time

Publication numberOT-2026-000024899 · never reused
Internal UUID01a0ae71-2727-7e77-bbdc-25300fd8b88d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024899
StatusPUBLIC

Content hashes

Canonical textc3cbb28679c9542bf814be64cd9ecb319b41cb6bdcec9e2fe4b6e802ff39df2a
Markdown992bd6a8a114f19510ca1fdbe6c89741ebc4f832dc79c2a3ca828503295e4734
PDF
Publication page0cde893ca48996d8de62b5991d4c7b39198bc914ad3ce3a6b88b65954aa0ff39
Manifest21231be7e406ef4da1a4530a377b55745ad07bd07e25aa64124ddd821b7e609b

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
SignaturedCgnRpvXM/wFu03JocP3PZl/Gm7lDav9UOKA2zdfx0UFzA9axXuRptq6jNKK7wlP3YSHGlSy596YQKXci69zAw==
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

2026-09-17T11:48:12.765444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024899
observed 0cde893ca48996d8de62b5991d4c7b39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.747031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024899/manifest.json
observed 21231be7e406ef4da1a4530a377b5574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.717639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024899/publication.md
observed 992bd6a8a114f19510ca1fdbe6c89741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.698356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024899/publication.txt
observed c3cbb28679c9542bf814be64cd9ecb31...
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.