OpenTechnical

OT-2026-000046623

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000046623) never changes.

Identity and time

Publication numberOT-2026-000046623 · never reused
Internal UUID01a0ae7e-57de-70d0-93da-af5796e376ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046623
StatusPUBLIC

Content hashes

Canonical text896157189f2370485d0b6b1701e0804329bd6f055b215932d1ab747737961ef3
Markdown98cb0b2c320291a97ecbe89a4b652cdd73adfa6b8d6b68a61d59223f9c0be02a
PDF
Publication page09de8ffb4220877c37b38ca0fe950118080601895289128ff58c6ead2d36d90a
Manifestf90fb06072001e03ea4bd78898e81f779ad50b05c1012423872241b5aae7de9c

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
Signaturepwf3iecc+ry+Siqjzq8v2LTL17eNLB+heSWVZ1s8dQZptCSer2PLQ+6+nFaQV0+PK36UOqldaxgkt09vjyEaAQ==
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

2026-09-17T11:08:42.443239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046623
observed 09de8ffb4220877c37b38ca0fe950118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:42.424800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046623/manifest.json
observed f90fb06072001e03ea4bd78898e81f77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:42.406274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046623/publication.md
observed 98cb0b2c320291a97ecbe89a4b652cdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:42.388664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046623/publication.txt
observed 896157189f2370485d0b6b1701e08043...
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.