OpenTechnical

OT-2026-000061393

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented 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-2026-000061393) never changes.

Identity and time

Publication numberOT-2026-000061393 · never reused
Internal UUID01a0ae8b-7b42-75f4-995c-06f2c972e994 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061393
StatusPUBLIC

Content hashes

Canonical text88814190405bf3414a695d48516d7278ebdf10c734273e052845b84f9d58c3cb
Markdownd0ce19193838afc87f07806ed4daeffd40243c7ea590db9b4d7437acd0be9f16
PDF
Publication page52a2ca0983e58a9d0698ae78b51e582df94e613bba8638be2daec7c26c5e20a9
Manifesta163e13f4d1d4c2b92d746a1972a5acf4c9f4d8be1fd21ec9f5f1517687534f9

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
Signaturef2q5JNq84r3hSDnO7OrqPSwo10PVBNk59HtDa8rTPKPhJ40WvcYWuhhslk4mYG9mg5t5y5eb2e1HWNjcntkHAg==
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...

Independent retrieval

2026-09-17T10:41:15.262355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061393
observed 52a2ca0983e58a9d0698ae78b51e582d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:15.243570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061393/manifest.json
observed a163e13f4d1d4c2b92d746a1972a5acf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:15.225826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061393/publication.md
observed d0ce19193838afc87f07806ed4daeffd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:15.207748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061393/publication.txt
observed 88814190405bf3414a695d48516d7278...
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.