OpenTechnical

OT-2026-000093368

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000093368) never changes.

Identity and time

Publication numberOT-2026-000093368 · never reused
Internal UUID01a0ae9e-0912-74c0-8f10-95943b984d6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093368
StatusPUBLIC

Content hashes

Canonical text5ec295dee513cd2a77499915ca3bea8731d0cf5926a6e833c6214b33215e9651
Markdown1bc87da82d367b682446f7b16dd0218dd4db915e08fd09422ff14fcc8f2970e5
PDF
Publication page79d5822886d83c6726c92a29c4e5f7116c807a2d992eae173d8f2a689539eded
Manifestd4b61495766787d2b0797e3fb55017180867e05903713897d673233720f37ce0

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
SignatureL3etdCOHwx7zkm9GF6IcWQuqKUiGFfHnl9Nutl8Xoo9wSXJcpWqDj/7bbq9df56NyyfcNkK55dPDQOf2+Yz0DA==
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

2026-09-17T09:40:45.616040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093368
observed 79d5822886d83c6726c92a29c4e5f711...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:45.598773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093368/manifest.json
observed d4b61495766787d2b0797e3fb5501718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:45.582377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093368/publication.md
observed 1bc87da82d367b682446f7b16dd0218d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:45.566151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093368/publication.txt
observed 5ec295dee513cd2a77499915ca3bea87...
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.