OpenTechnical

OT-2026-000060661

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000060661) never changes.

Identity and time

Publication numberOT-2026-000060661 · never reused
Internal UUID01a0ae8a-b7cd-7e6a-92a9-08d1c13356fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060661
StatusPUBLIC

Content hashes

Canonical text1c82e2ff94f14c1fa293951c8a282718e3adcfb94df6ece75453d22c5048e3e9
Markdowndce2b07571617d9609aa45b42a82fa96db7dc0e959491f2132834a7dc941cb2e
PDF
Publication pagef8c1dd259527fdf29508c6df554cba240534697863c2794df2530cd0f25e4c36
Manifest7bf1c3d4831aeaa4157391adabab2edbb0bc6e168fb6e234ebb7fada996fa7de

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
SignatureomTun6Ot3bhgBl+/ShVnRcdqZy99yj11ViSblK+/BwQ7LY//bRSqb89jm4yWbJ1TLwTz5EmhsUOuszUXI7h7DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:17.935129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060661
observed f8c1dd259527fdf29508c6df554cba24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.918415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060661/manifest.json
observed 7bf1c3d4831aeaa4157391adabab2edb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.902044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060661/publication.md
observed dce2b07571617d9609aa45b42a82fa96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:17.885109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060661/publication.txt
observed 1c82e2ff94f14c1fa293951c8a282718...
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.