OpenTechnical

OT-2026-000049726

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000049726) never changes.

Identity and time

Publication numberOT-2026-000049726 · never reused
Internal UUID01a0ae81-8fef-72f7-b1a8-ac38102733ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049726
StatusPUBLIC

Content hashes

Canonical text5f7e8f31d184f7843d366bf8241fce97a369b214a63f1d17f3d17037896c5b01
Markdown6b93da98372ec0ab206343eb948a6e9a01aa05439bd070766f4a3367134821c1
PDF
Publication page9ed15e681b7b9034e54088abcb9bad42420bbf79200f3731fae5ad025916b0e1
Manifesta06325aa285d85d9e7d7b2fea2580d0f279bb4771c32bf666faa5cb66c7aeeda

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
SignatureUsKJwG3tR0GoEVYnMCRShaqCkYy7qD41C2X5Vj6yJsM/6ymZfim8vHsxUof3+ZaD/4209GJ29mwxGEHLhC3aAQ==
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

2026-09-17T11:02:44.851165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049726
observed 9ed15e681b7b9034e54088abcb9bad42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:44.831348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049726/manifest.json
observed a06325aa285d85d9e7d7b2fea2580d0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:44.811927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049726/publication.md
observed 6b93da98372ec0ab206343eb948a6e9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:44.793706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049726/publication.txt
observed 5f7e8f31d184f7843d366bf8241fce97...
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.