OpenTechnical

OT-2026-000062265

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000062265) never changes.

Identity and time

Publication numberOT-2026-000062265 · never reused
Internal UUID01a0ae8c-0abd-7ab5-ac42-b3675687b6b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062265
StatusPUBLIC

Content hashes

Canonical text3440cbb576f0db990a7a8c32f117677daf77e1ee9e5fe1fe04701b322f1bb927
Markdown0dd9ead4a38b46c328d1f69051228e6936177418a6f07e6b5c8a2cfa24fcc53c
PDF
Publication page1c1ea990bfe19c2e68f3efd53e01e14c9ff025fb2ea9a91f655039bc6b53d4b1
Manifest263752068bc0dd3fe434ca25b680dce4b710030393260ee8a90d3f44154bfffc

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
SignatureLtVsOYzMCeA4juIq4taqT3+qnTrDcNFs8C5qLPAuEVv7uf5qUGHF1scN/XuzYQUBP85Xbrpoiqqc1nVPvG+8Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:32.770430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062265
observed 1c1ea990bfe19c2e68f3efd53e01e14c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.753921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062265/manifest.json
observed 263752068bc0dd3fe434ca25b680dce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.734562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062265/publication.md
observed 0dd9ead4a38b46c328d1f69051228e69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.717433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062265/publication.txt
observed 3440cbb576f0db990a7a8c32f117677d...
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.