OpenTechnical

OT-2026-000055674

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000055674) never changes.

Identity and time

Publication numberOT-2026-000055674 · never reused
Internal UUID01a0ae86-a103-783e-be92-1f320851015e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055674
StatusPUBLIC

Content hashes

Canonical text95ea786e9a947295447facd5ec0a1ff1ebe03495df899ceca951e231b1142c9f
Markdownc4c9328b5d6b98fb51a57d5f14620de31025a7c0d3009fdc4eef6ae3a1526cfd
PDF
Publication pageea2cb6713c73b135e59cf5560a664a775f4bdc0d1be16eb6879f67fc731989c5
Manifest57dcf3e4789d8abc4dbc810342770e2dc0ed1e95a84e7efad68fc24455fec052

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
Signaturefj4LwHu0grTTMUxYQz1qsrjZk5k/yn+aMzJNTrV3F/HriNeEcDfW5y/2FJR2t1qryi87UHwmdS+s0fufuNISDw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:56.275562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055674
observed ea2cb6713c73b135e59cf5560a664a77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:56.255806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055674/manifest.json
observed 57dcf3e4789d8abc4dbc810342770e2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:56.237912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055674/publication.md
observed c4c9328b5d6b98fb51a57d5f14620de3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:56.219330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055674/publication.txt
observed 95ea786e9a947295447facd5ec0a1ff1...
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.