OpenTechnical

OT-2026-000053055

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000053055) never changes.

Identity and time

Publication numberOT-2026-000053055 · never reused
Internal UUID01a0ae84-a431-7a51-accf-359acbcba900 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053055
StatusPUBLIC

Content hashes

Canonical text177228574692cdf6789ac190cc3934da1f2728b3cf5881b3bac28f1857017dc1
Markdown63f45c34459ccc0a9dda6dfdff169d7949c479a600998eb42223ae7f55170fbb
PDF
Publication paged802e2a660c754a2f8a1069c4e087e7c82ec29eeb2be7a7b5857400b8716ca9c
Manifest3816933895f9b08853aa16644cc44734a98a567ca29f20d39f26c055f3e160cf

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
Signaturexp2bWZB2/tHQdhF106As2ZIUQc13ET5zjYvaMZFSD3l078swnFRbof2Ki4F27R/eTjUmMbjW9SuQefh3LnUHAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:46.017764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053055
observed d802e2a660c754a2f8a1069c4e087e7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:46.002308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053055/manifest.json
observed 3816933895f9b08853aa16644cc44734...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:45.983311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053055/publication.md
observed 63f45c34459ccc0a9dda6dfdff169d79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:45.966096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053055/publication.txt
observed 177228574692cdf6789ac190cc3934da...
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.