OpenTechnical

OT-2026-000060819

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000060819) never changes.

Identity and time

Publication numberOT-2026-000060819 · never reused
Internal UUID01a0ae8a-b7d1-76c8-b705-c30f0500d0b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060819
StatusPUBLIC

Content hashes

Canonical text0f52c8ed382bd66944b37a468d507320e4104a56e505e16db8bb97c0d918735f
Markdowna9dce600c393883653091a6d3d5e27872775080657e8c2e553dcdb2f5082a045
PDF
Publication pagefe47f4c6fab604476dabc789c54d9e4784d4c6e82e530838a507eadb8ff892cd
Manifest49c7dcf68844b0dce6992bad959fc837f30724e483c54e454cf9fd4e0f7a6a30

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
Signature6E8djCVlJZTYJo/GTLNVd/sY1lPirxIxRg8MaZGfW4JA72xWEdd//iaf6pZ7y89eh7pd0L6VzCHGte22D4olAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:34.231015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060819
observed fe47f4c6fab604476dabc789c54d9e47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:34.214787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060819/manifest.json
observed 49c7dcf68844b0dce6992bad959fc837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:34.197111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060819/publication.md
observed a9dce600c393883653091a6d3d5e2787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:34.180203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060819/publication.txt
observed 0f52c8ed382bd66944b37a468d507320...
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.