OpenTechnical

OT-2026-000016582

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000016582) never changes.

Identity and time

Publication numberOT-2026-000016582 · never reused
Internal UUID01a0ae6e-2d14-7dab-abe8-d5e91b2b68e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016582
StatusPUBLIC

Content hashes

Canonical text89d347cefcf7ffdff4ad106132b7214c1961a7be1f2f9c75ef00e305a074610a
Markdownc40810492780ef3ee1879214105f31980cb715b59a89ad561893b33c1aee2df1
PDF
Publication page871d3af7aa654cfee81d6b29cc998a110334aacfb71718c75dbc303f70a3bcd2
Manifest61b909850a527429e7148d11826b9e46db709848ac1b9270c7bf68d851b7403c

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
Signaturepp9upDdTX3ygsUm4IbjYfaSr44XI8mRug2+p58lgb3y6o0igFwOgkmFmlhlfZNfkU1D6GW5hjVhyJe1e6xPKBQ==
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

2026-09-17T12:04:49.009946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016582
observed 871d3af7aa654cfee81d6b29cc998a11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.991785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016582/manifest.json
observed 61b909850a527429e7148d11826b9e46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.972622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016582/publication.md
observed c40810492780ef3ee1879214105f3198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:48.953459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016582/publication.txt
observed 89d347cefcf7ffdff4ad106132b7214c...
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.