OpenTechnical

OT-2026-000007749

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000007749) never changes.

Identity and time

Publication numberOT-2026-000007749 · never reused
Internal UUID01a0ae62-843f-7e97-902e-886830e2170a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007749
StatusPUBLIC

Content hashes

Canonical textf49b29ba554139bf44e4b55a44a11787d9549a4b106898172561cc4641e3a01d
Markdown46d69fdf1fa935302745fc5f8f8bfe3b82716b963eb85c2cba9802a065f0ff9e
PDF
Publication paged663e9f10d4b574101054b555868562258400f6443472cf9dd203731d5e37fbc
Manifest60c2e31fec1cec78d8d99a8d934a77e3346f642e7933ec3a91b91a0d44e66c47

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
SignatureaDpUVaiHv5Xjcp7UcHmTllkt8/3QdOVHp7dwr0bbHY9GpeUOuwcTPQyrc89tG1B4iCL6h+a55h+dvEixpztsDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:08.657259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007749
observed d663e9f10d4b574101054b5558685622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.639699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007749/manifest.json
observed 60c2e31fec1cec78d8d99a8d934a77e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.624252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007749/publication.md
observed 46d69fdf1fa935302745fc5f8f8bfe3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.607340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007749/publication.txt
observed f49b29ba554139bf44e4b55a44a11787...
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.