OpenTechnical

OT-2026-000102725

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000102725) never changes.

Identity and time

Publication numberOT-2026-000102725 · never reused
Internal UUID01a0aea4-858b-7e83-9ebb-82cc1a0c7028 · 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-2026-000102725
StatusPUBLIC

Content hashes

Canonical textb2993dfabc8c1ab4e4024db9a7c1467664702cfa416f780760d849318815a02f
Markdown831bdaa2484132c30f1f5bc104d873cffad09a3d4ea25227e09c6a2d5e4f2364
PDF
Publication page3e3c0e7f369df2cb8aa360655eb3ac9c4708d5ba4e15e470f26831fdf6686067
Manifest5a5c59e572d038d5c153b9d220b128c5d0b57de6cd7e0209e7329afd41194668

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
Signaturexhg2ETugSVAy0I4pbscyjG6b2dfp5d4g/UP1YvS2UY2zDm3wNuGR9zf/ABDB2T13tM8KEGG5ggl79BBMc5EEDQ==
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

2026-09-17T09:24:14.445890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102725
observed 3e3c0e7f369df2cb8aa360655eb3ac9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:14.425475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102725/manifest.json
observed 5a5c59e572d038d5c153b9d220b128c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:14.406775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102725/publication.md
observed 831bdaa2484132c30f1f5bc104d873cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:14.388515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102725/publication.txt
observed b2993dfabc8c1ab4e4024db9a7c14676...
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.