OpenTechnical

OT-2026-000038624

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000038624) never changes.

Identity and time

Publication numberOT-2026-000038624 · never reused
Internal UUID01a0ae78-2d54-7747-81db-5aad5404568b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038624
StatusPUBLIC

Content hashes

Canonical text9d7c820ad8443c48569e06d5b687210f36cf5a67674d726ad0a2fafdccb1e43b
Markdown002f3175423af5afa8a3e1f0728e90f117da57beb1271f2abbeb7d23c9332b4c
PDF
Publication page8a0f6717fd35a246d8de3fe228fa91d54a162ae546ff0cce5d75b957355dcafc
Manifeste37f2296665501e1acd593c87a1dae8e52b8f29c01d0cf830383568684f4fde6

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
Signature4sJS05JNDKqBolA/i2MrfJjhFTCNWAPjgpe7zV7vBPf/fCaQpxLRyqhUdfhigR9uSDdMeB6DwWKGwy+k1D3IAg==
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

2026-09-17T11:22:55.154441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038624
observed 8a0f6717fd35a246d8de3fe228fa91d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:55.134221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038624/manifest.json
observed e37f2296665501e1acd593c87a1dae8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:55.111500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038624/publication.md
observed 002f3175423af5afa8a3e1f0728e90f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:55.092860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038624/publication.txt
observed 9d7c820ad8443c48569e06d5b687210f...
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.