OpenTechnical

OT-2026-000099411

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000099411) never changes.

Identity and time

Publication numberOT-2026-000099411 · never reused
Internal UUID01a0aea2-c973-7a24-85dd-03f6fb664141 · 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-2026-000099411
StatusPUBLIC

Content hashes

Canonical text79d3fa9b3023b903004a88820336b8c4c28db85ea050edfb9642fa5320aa0d08
Markdown9cab8ad54d257436deee98b85deaf3fcffc73d2ef761f5cc35502059670f9c17
PDF
Publication page642283ab3e8d2cb59995e6418310ab534edf42378e714f18ad3fe45cf45f0d55
Manifest996f1c081723feb213bce61f9b13bd2a6cd2d7ba0189a91bedc22109987d6084

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
SignatureNFNXn+elpgzsBjZgVo11atD+bgyokHY5KU05T210fbhCcC5uwDs/X289AhkIyOaNlGgWLX86o0drL5vbcG5iDQ==
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

2026-09-17T09:29:10.764975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099411
observed 642283ab3e8d2cb59995e6418310ab53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.745871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099411/manifest.json
observed 996f1c081723feb213bce61f9b13bd2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.728045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099411/publication.md
observed 9cab8ad54d257436deee98b85deaf3fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:10.710613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099411/publication.txt
observed 79d3fa9b3023b903004a88820336b8c4...
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.