OpenTechnical

OT-2026-000009556

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000009556) never changes.

Identity and time

Publication numberOT-2026-000009556 · never reused
Internal UUID01a0ae6b-7563-78fb-bf1f-ded97ce667d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009556
StatusPUBLIC

Content hashes

Canonical text4363f9932aee33324642b8a99dae54257fcca5848f3ce569694f539d0a609d9a
Markdown2b514ec320aa3de315db44fcd953a4fbbee7e11efcbe50894236a502c30128a3
PDF
Publication page0b81d1a4f9b52f114392f30b2a2f50267f4ced7903a47485ce06cbea28d4a5c4
Manifest96f368c826cb13bfa0a17f04e02eef765fdd86c567c21ae72f17ab55671dede3

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
SignaturevoID1uNGX501iDxliR/tLjm3W/oiIfw+OOOPQDMbhFdmKuk40c3p5GQNaJR1Q1w0XGZJFqhTybyoIJRn6QJFAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:59.118693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009556
observed 0b81d1a4f9b52f114392f30b2a2f5026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.098674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009556/manifest.json
observed 96f368c826cb13bfa0a17f04e02eef76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.079619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009556/publication.md
observed 2b514ec320aa3de315db44fcd953a4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:59.059990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009556/publication.txt
observed 4363f9932aee33324642b8a99dae5425...
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.