OpenTechnical

OT-2026-000048596

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold 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-2026-000048596) never changes.

Identity and time

Publication numberOT-2026-000048596 · never reused
Internal UUID01a0ae80-4de8-77bb-8c5f-69636cda4666 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048596
StatusPUBLIC

Content hashes

Canonical text123b27c995e576d4de9b09b30bcd582efa8c7dfc77daf2919996014449566e5d
Markdown9a813705b621f0e4c960c6132753343fd4dc19d890f04d347713471efa885ef4
PDF
Publication page9e147d235596173a5e6bdc93037be1c4b4cf9375167666bc6999504a4c64aee3
Manifest1c9fcfc2a2cacbf63fbfce370ed90b6507ac09d6f01292025505341a6e79e1f9

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
Signature6vC7usQf9ndfsnfDcmlkW3GaptVjLTFWFD/gSTMkzSmPyvQJt4Evmjey8VuQu8Lmw3OPZr6/tlMAQilMQguDDg==
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

2026-09-17T11:05:24.458313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048596
observed 9e147d235596173a5e6bdc93037be1c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:24.439425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048596/manifest.json
observed 1c9fcfc2a2cacbf63fbfce370ed90b65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:24.418637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048596/publication.md
observed 9a813705b621f0e4c960c6132753343f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:24.396473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048596/publication.txt
observed 123b27c995e576d4de9b09b30bcd582e...
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.