OpenTechnical

OT-2026-000039343

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000039343) never changes.

Identity and time

Publication numberOT-2026-000039343 · never reused
Internal UUID01a0ae78-9674-7a9b-b9b1-774497e24896 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039343
StatusPUBLIC

Content hashes

Canonical text7a63cf5399c236cac64fff8c21304335c7893a4643ba289118e1a587bc6bdaef
Markdownee9179cf931105581e23c9f775f0ae2139a0c9a4731e6ac1d4a54e34c32d0e0f
PDF
Publication page2c62afc4957592ed30ef99754909b7ce6cbb55a31e93b5938ad3e10ca136246e
Manifest727a02fec89ea7edf8c715e601c43ffe404dc35a58da2ab0b9d0754c8925232d

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
Signature3gH8g5ix9+P5Oma+CllH2SINCFIc7alO1eBEqVT7tamYblfMnYemtQof2WXJvMvCFuuVibVg1ITkCIR6Zkk0AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:20:56.360154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039343
observed 2c62afc4957592ed30ef99754909b7ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.343956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039343/manifest.json
observed 727a02fec89ea7edf8c715e601c43ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.327784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039343/publication.md
observed ee9179cf931105581e23c9f775f0ae21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.309099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039343/publication.txt
observed 7a63cf5399c236cac64fff8c21304335...
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.