OpenTechnical

OT-2026-000102767

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pulsed 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-2026-000102767) never changes.

Identity and time

Publication numberOT-2026-000102767 · never reused
Internal UUID01a0aea4-858c-7803-a738-cecadbe263af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102767
StatusPUBLIC

Content hashes

Canonical textc7f0e3b73b647362ab73d93e0aa08d5c027cc70f812196ad61f5c7715fbcb98e
Markdownec71916066e30b8201aecf960f73d9cb4887d790b83658f206fc448d4c134f0f
PDF
Publication page8c429669b4d0f430a6a37560dab68236dd02fda1998f8f315894996fe1aeb119
Manifest2aff59ddcfc3ee0ba63a7bb2afc4600d21b5626a1f57ad2a92cb85177b7e45fb

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
SignaturekDA5vuVti3eSQ2gfkQYtNIbgFJKlgTUp++ttn36VGpmz5k+e06AvxQFM0he7X7sPWjICKMRuSBpRika8CWOpAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:17.504653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102767
observed 8c429669b4d0f430a6a37560dab68236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:17.484204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102767/manifest.json
observed 2aff59ddcfc3ee0ba63a7bb2afc4600d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:17.464918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102767/publication.md
observed ec71916066e30b8201aecf960f73d9cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:17.444890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102767/publication.txt
observed c7f0e3b73b647362ab73d93e0aa08d5c...
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.