OpenTechnical

OT-2026-000096720

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000096720) never changes.

Identity and time

Publication numberOT-2026-000096720 · never reused
Internal UUID01a0aea0-a4ac-7b0b-87e2-f06abf201c43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096720
StatusPUBLIC

Content hashes

Canonical text3f9baac69e998dea6dbed5ffb5e9a7ab95edd6808be18fba7e0812dc7822f94c
Markdown7fd75114eae7efd90d911f7f1ac534c9ca590b50b0ce6974ac0dd66dd96b2604
PDF
Publication pagebb3d9780085811e69b0e7d2526042cda554679da677dc2c5e85e43397f6ff6eb
Manifest512fcb4b32b505947995ea4f9b33e66adf94f34b9edef33ed0e4fb400e88395c

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
Signaturexnb2XB/WiRHCzrr11DZGQulb2rJ9no91976W8n/bgJEnbFbTJWYanIkkuX7YWt8S1EpPN0L8ADAW1w/mMVykCA==
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

2026-09-17T09:34:17.204752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096720
observed bb3d9780085811e69b0e7d2526042cda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.188192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096720/manifest.json
observed 512fcb4b32b505947995ea4f9b33e66a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.170588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096720/publication.md
observed 7fd75114eae7efd90d911f7f1ac534c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.151870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096720/publication.txt
observed 3f9baac69e998dea6dbed5ffb5e9a7ab...
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.