OpenTechnical

OT-2026-000048854

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000048854) never changes.

Identity and time

Publication numberOT-2026-000048854 · never reused
Internal UUID01a0ae81-134a-79a3-a37b-48976d846c1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048854
StatusPUBLIC

Content hashes

Canonical text11fbc84353e5864c11ebfbc931eeb4e20e117560b1eb4a19b4d12bb4bff8ea72
Markdownc0e7ebe41ebd3ac90fef411c89a72c9f1eccd1b545a8cb6f45fc255162765c62
PDF
Publication pageca576cd6864ae832acd9ada965012d88c3a8c612f9192791700a79914c88ab3d
Manifestea65e25abcf885fd913e38ae643fec06f13b0246240f82ea041be95c129d4f9e

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
SignatureQm8CB+tatK7igrrqKnmr3RBA5pegYfhqdg/TR4Rbe+AxSNZjpsF/tU+UADB1/7/a44SpoB6Dy9OrF9VI84vlAw==
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

2026-09-17T11:03:00.083445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048854
observed ca576cd6864ae832acd9ada965012d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.065776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048854/manifest.json
observed ea65e25abcf885fd913e38ae643fec06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.047971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048854/publication.md
observed c0e7ebe41ebd3ac90fef411c89a72c9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.029608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048854/publication.txt
observed 11fbc84353e5864c11ebfbc931eeb4e2...
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.