OpenTechnical

OT-2026-000058885

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented before 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-2026-000058885) never changes.

Identity and time

Publication numberOT-2026-000058885 · never reused
Internal UUID01a0ae89-479f-7b09-8db1-1569fa0f5efa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058885
StatusPUBLIC

Content hashes

Canonical text0e0b7f4caf2098f99522738757e91f447580f83c8402f75c51e43253fa3c70cf
Markdown279becdeff65235c1070078246fd7966daf2229871934f7ae62b953a0fafef80
PDF
Publication page6b97dfcadf237e9a8a21f335fbbc0b267e7b96ad44dee5fc3b14178b2ab0cd59
Manifestd499583797600a637a582aa4b9242260496db5d931a0ab115cc7ffbb3c487bd8

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
SignatureMJMOeGgYCCL7byiL0Pxyksf3prNflRKA+BFIF015Y0VfkoKailrhSrfGgV4UWlE1UlslfJa8VmzVCtdze2QSBQ==
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

2026-09-17T10:46:25.867059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058885
observed 6b97dfcadf237e9a8a21f335fbbc0b26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:25.849310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058885/manifest.json
observed d499583797600a637a582aa4b9242260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:25.830034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058885/publication.md
observed 279becdeff65235c1070078246fd7966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:25.810986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058885/publication.txt
observed 0e0b7f4caf2098f99522738757e91f44...
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.