OpenTechnical

OT-2026-000053460

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000053460) never changes.

Identity and time

Publication numberOT-2026-000053460 · never reused
Internal UUID01a0ae85-0a90-7434-85f9-e0af9bb046d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053460
StatusPUBLIC

Content hashes

Canonical text47920c411b434ab0dc2580ef3a61b04f160100097a799eb5991fe7a822162d35
Markdownce1808d2a736ec5403c17c62d4ea9734b3ccc2948394645b802705fb70952e2b
PDF
Publication page3fa4239e1a7971d6ed67152d1ee1e09d9b4acd8425419e4b16b03b842e26d1af
Manifest5598c58e68a071646e313a1929ff777898e83e3a1549bb9fc21b73f0c19799fc

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
SignatureTgRODj5qqTcQ8r9+Lq8PTVbQadjQ7jtPPR1/AQIE4XDhm9NjVB0g2otWdy0+FIOZP3rI0NCq6xB3dAyg3j+rCg==
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

2026-09-17T10:55:12.537292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053460
observed 3fa4239e1a7971d6ed67152d1ee1e09d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:12.519305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053460/manifest.json
observed 5598c58e68a071646e313a1929ff7778...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:12.500651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053460/publication.md
observed ce1808d2a736ec5403c17c62d4ea9734...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:12.482057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053460/publication.txt
observed 47920c411b434ab0dc2580ef3a61b04f...
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.