OpenTechnical

OT-2026-000023495

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, 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-2026-000023495) never changes.

Identity and time

Publication numberOT-2026-000023495 · never reused
Internal UUID01a0ae70-7269-74d1-9a69-730e4f372b83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023495
StatusPUBLIC

Content hashes

Canonical text6ea8a1f8a5203762613a21ed5e0ea1b0acf1feec7f7a20f1a79ec53bc9d44d0a
Markdown57e58a2862df2cfdcb103e0e42e6ae8adfa076f24ddaceef33989743448b65f8
PDF
Publication page731902368a49cfd5c87ef1ac1cfd6d57460873b53932dfb254b312686e35e45e
Manifest4bf4c94aa5db1dbcc269d1b5f1e2c9c27757ad9efa439c3d22cc0cd8318d78bd

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
SignaturemuHnmiflOyJvBDllJYp5POSt763b0R7On66tkoU6Wqz0V5ewL9vqPpUgzj9U3+gM7NKEPcjgR/M+O5sGQ+5+AQ==
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

2026-09-17T11:51:43.577938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023495
observed 731902368a49cfd5c87ef1ac1cfd6d57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:43.561557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023495/manifest.json
observed 4bf4c94aa5db1dbcc269d1b5f1e2c9c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:43.543387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023495/publication.md
observed 57e58a2862df2cfdcb103e0e42e6ae8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:43.526375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023495/publication.txt
observed 6ea8a1f8a5203762613a21ed5e0ea1b0...
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.